| Age |
| Ages |
| Epoch |
| Period |
| Incite |
| Eternity |
| Timespan |
| Vast age |
| Gigayear |
| Long time |
| Time unit |
| Time span |
| Many ages |
| Millennia |
| Many eras |
| Long span |
| Dog's age |
| Vast time |
| Vast span |
| Many years |
| Many moons |
| Timepiece? |
| Great time |
| Long while |
| Long spell |
| Mega-years |
| A long time |
| Time-period |
| An eternity |
| Long period |
| Untold eras |
| Time on end |
| Great spell |
| Lot of time |
| Myriad eras |
| Vast period |
| A dog's age. |
| Years on end |
| Long stretch |
| Big ___ time |
| L-o-n-g time |
| Lots of time |
| Big stretch? |
| Loooong time |
| Tons of time |
| Cosmic cycle |
| Huge stretch |
| Loooong wait |
| Lunch ending |
| Myriad years |
| Quite a span |
| Serious span |
| Era upon era |
| Geologic age |
| Geology term |
| Longish span |
| Vast stretch |
| Myriad moons |
| Lengthy time |
| Span of time |
| Longest time |
| Endless time |
| History unit |
| Unit of Time |
| Time division |
| Quite a spell |
| Quite a while |
| Ages and ages |
| Endless years |
| Era after era |
| Near eternity |
| Billion years |
| Umpteen years |
| Lo-o-ong time |
| Geologic span |
| Bunch of eras |
| Enormous span |
| Group of eras |
| Infinite ages |
| Long interval |
| Lunch add-on? |
| Many chiliads |
| No short time |
| Several eras. |
| Untold years. |
| Vast timespan |
| Long timespan |
| Universal age |
| Looooong time |
| Geologic time |
| Very long time |
| Lengthy period |
| Almost forever |
| Very long span |
| Vast time span |
| Eras upon eras |
| Geological age |
| Ages upon ages |
| Many millennia |
| Nearly forever |
| Many lifetimes |
| Countless ages |
| A devine power |
| A divine power |
| Huge time span |
| L-o-o-n-g time |
| Oodles of time |
| Series of ages |
| Vast timeframe |
| Geology period |
| Immense period |
| Number of eras |
| Vast time unit |
| Humongous span |
| Long, long ago |
| Kind of period |
| Long division? |
| Long time span |
| Quite some time |
| Period of time. |
| Years and years |
| Spiritual being |
| Long, long time |
| Countless years |
| Time in history |
| Geologic period |
| Lo-o-o-ong time |
| Almost eternity |
| Geological span |
| Quite a stretch |
| Geological time |
| A billion years |
| Time immemorial |
| ... and another |
| A lo-o-ong time |
| A looooong time |
| Very long spell |
| Many centuries. |
| 1 billion years |
| A thousand ages |
| From B.C. to TV |
| Gazillion years |
| Immense stretch |
| Lengthy stretch |
| Lo-o-ong period |
| Major time span |
| Many milleniums |
| Proterozoic ___ |
| Super-long time |
| Vast time frame |
| Fathomless time |
| Real long spell |
| Many, many eras |
| Many, many moons |
| Forever and ever |
| It's a long time |
| Long time period |
| Seeming eternity |
| Mighty long time |
| Many, many years |
| A very long time |
| Really long time |
| Slice of history |
| Prolonged period |
| Many millenniums |
| Two or more eras |
| Extended period? |
| Time out of mind |
| Vast time period |
| Time without end |
| Untold centuries |
| Millennia on end |
| Years upon years |
| 10 megacenturies |
| 365 billion days |
| Big hunk of time |
| Enormous stretch |
| Extended stretch |
| Geologist's unit |
| Lo-o-ong stretch |
| Loooooooong time |
| Many generations |
| Unnumbered years |
| Extensive period |
| Indefinable time |
| It takes forever |
| Lengthy interval |
| Very long period |
| Untold millennia |
| Long time to wait |
| Very long stretch |
| Awfully long time |
| Quite a long time |
| A long, long time |
| Forever and a day |
| Seemingly forever |
| Geologic division |
| Geological period |
| Long, long period |
| Immeasurable time |
| Indefinite period |
| Interminable time |
| One billion years |
| Period in history |
| Basically forever |
| Millions of years |
| At least two eras |
| Big chunk of time |
| Awfully long span |
| Kalpa, to a Hindu |
| Lengthy time span |
| Long time stretch |
| Millions of moons |
| Phanerozoic, e.g. |
| Ten megacenturies |
| The longest time? |
| Unit in astronomy |
| Longish time span |
| Series of periods |
| Umpteen millennia |
| Uncountable years |
| Immense time span |
| String of periods |
| Chunk of eternity |
| It goes on and on |
| Interminable wait |
| Billion-year span |
| A month of Sundays |
| A really long time |
| Forever, seemingly |
| Stretch of history |
| Almost an eternity |
| Geologic time unit |
| Just about forever |
| Great time expanse |
| It lasts and lasts |
| Long time division |
| Long, long stretch |
| Longer than an era |
| More than two eras |
| Myriad coon's ages |
| Nearly an eternity |
| Numerous centuries |
| Quite a long while |
| Scads of centuries |
| Very long interval |
| It's a big stretch |
| Really big stretch |
| Mind-boggling time |
| Geological stretch |
| Supernatural being |
| DMV wait, seemingly |
| Eternity, seemingly |
| Long period of time |
| Extremely long time |
| Billion-year period |
| Thousands of years. |
| Countless centuries |
| 100,000,000 decades |
| A pretty long while |
| Amazingly long time |
| Big stretch of time |
| Division in geology |
| Geologist's measure |
| Hadean, for example |
| Huge length of time |
| Immensely long span |
| Imprecise time unit |
| It's a real stretch |
| Reallllly long time |
| Heck of a long time |
| L-o-n-g time period |
| Geological duration |
| Immeasurable period |
| Geological division |
| A million millennia |
| 1,000,000,000 years |
| Long stretch of time |
| Mind-boggling period |
| It's quite a stretch |
| Many, many millennia |
| Incredibly long time |
| Very, very long time |
| A frickin' long time |
| Cosmological stretch |
| Enormously long time |
| Forever, facetiously |
| Immeasurable stretch |
| Longish span of time |
| One million chiliads |
| Periods upon periods |
| Vast geological time |
| Astronomical stretch |
| Awfully long stretch |
| Considerable stretch |
| It's split into eras |
| Long geological time |
| Long geological span |
| Phanerozoic, for one |
| Proterozoic, for one |
| Reeeeeally long time |
| Century upon century |
| Geological time unit |
| Geological time span |
| Geologist's division |
| Period of many years |
| Billion-year stretch |
| Geologic time period |
| A long period of time |
| About a billion years |
| Billion years, easily |
| Chiliad after chiliad |
| Forever, more or less |
| Geochronological span |
| Inconceivable stretch |
| It's been a long time |
| Longest time division |
| One million millennia |
| Time between ice ages |
| Time measured in ages |
| Exceedingly long time |
| Millions of lifetimes |
| Reeeeeeally long time |
| Very long time period |
| Long, long, long time |
| A very, very long time |
| Immeasurably long time |
| Long geological period |
| Geological time period |
| Unimaginably long time |
| Years and years on end |
| Astronomical time span |
| Billion-year time span |
| Extremely long stretch |
| Geologist's time frame |
| Immense period of time |
| Incalculably long time |
| Inordinately long time |
| Large timeline segment |
| Long series of periods |
| Long, long time period |
| Many periods are in it |
| Nearly infinite perioD |
| Period from B.C. to TV |
| Phanerozoic, currently |
| Relative of a saeculum |
| Twenty bajillion years |
| Unbelievably long time |
| Hard-to-imagine period |
| Interminably long time |
| Seemingly endless span |
| Seemingly endless time |
| Unfathomably long time |
| Geologic time division |
| Forever, or close to it |
| Centuries and centuries |
| Long, indefinite period |
| 12-billion-month period |
| Cosmologist's time unit |
| Exceptionally long time |
| Geologist's time period |
| Hadean or Archean, e.g. |
| Indefinitely long time. |
| It seemingly never ends |
| L-o-n-g stretch of time |
| Long historical episode |
| Long stretch of history |
| Many millennia make one |
| Near-infinite time span |
| Span of a billion years |
| Time on hold, seemingly |
| Span longer than an era |
| Extended period of time |
| Indefinable time period |
| It's longer than an era |
| Mind-boggling time span |
| Long geological stretch |
| Long time, geologically |
| Indefinitely long period |
| Million-millennia period |
| Millennia upon millennia |
| Geological time division |
| A lot more than a minute |
| A thousand million years |
| Big time for crosswords? |
| Big, big stretch of time |
| Measure of geologic time |
| Quasi-opposite of "flash |
| Really, really long time |
| Super-freaking-long time |
| Thousands of generations |
| Unimaginable time period |
| Astronomically long time |
| Billion-year time period |
| Astronomer's time period |
| DMV wait time, seemingly |
| Astronomical time period |
| Very long period of time |
| Years and years and years |
| Cosmological unit of time |
| Extensive geological time |
| Geologic division of time |
| Geologic-time measurement |
| Huge geologic time period |
| Its make-up is many years |
| Seemingly impossible time |
| Phanerozoic, for instance |
| A bazillion jillion years |
| Division of geologic time |
| Waiting period, seemingly |
| A billion years, to Hubble |
| Annoying wait, facetiously |
| Extremely extended stretch |
| Great geological time span |
| Half a million bimillennia |
| Incomprehensible time span |
| Millennium upon millennium |
| Very long Supergrass song? |
| Very, very, very long time |
| We live in the Phanerozoic |
| Period too long to measure |
| One thousand million years |
| Span of epoch proportions? |
| Extremely long time period |
| Long geological time period |
| Ages and ages, collectively |
| Billion years, in astronomy |
| Far too many years to count |
| Immeasurable period of time |
| Incalculably long time span |
| Largest geological division |
| Really long geological time |
| Two or more geological eras |
| A billion years, in geology |
| One hundred million decades |
| Division of geological time |
| Long geologic time division |
| Extremely long unit of time |
| At least two geological eras |
| It keeps going and going ... |
| It's made up of many periods |
| One billion years to Hubble |
| Phanerozoic or Archean, e.g. |
| Very lengthy stretch of time |
| What a waiting time may seem |
| A gazillion years, seemingly |
| Forever and a day, seemingly |
| Long, long, long time period |
| It may seem like an eternity |
| Two or more eras, in geology |
| Extremely long period of time |
| 1 billion years, in astronomy |
| It is a long, long, long time |
| It might be divided into eras |
| This is going to take a while |
| Period in the earth's history |
| A billion years, in astronomy |
| One billion years, in geology |
| A billion years, to geologists |
| Forever and a day, facetiously |
| It's going to be quite a while |
| Period of unspecified duration |
| Very long geological time unit |
| Wait for a bus on a rainy day? |
| 365 billion days, geologically |
| 365 billion days, in astronomy |
| Largest geologic time division |
| One billion years, geologically |
| Incomprehensible length of time |
| Incredibly long stretch of time |
| Long time, even in the singular |
| Proterozoic or Archeozoic, e.g. |
| 1,000,000,000 years, in geology |
| Clock-watcher's wait, seemingly |
| It's comprised of ages and ages |
| Longest time span, geologically |
| One billion years, in astronomy |
| Immeasurably long period of time |
| An extremely long period of time |
| Unfathomably long length of time |
| Unimaginably long period of time |
| 365 billion days, astronomically |
| Extremely long geologic division |
| Seemingly endless period of time |
| Incalculably lengthy span of time |
| It can be subdivided into periods |
| Largest division of geologic time |
| Seemingly infinite period of time |
| Two or more eras in geologic time |
| Time in a waiting room, seemingly |
| Longest division of geologic time |
| Impatient person's wait, seemingly |
| James Bond film production company |
| The time of many billions of lives |
| Time it takes for a cavern to form |
| Waiting time at the DMV, seemingly |
| Waiting period, it sometimes seems |
| Longest division of geological time |
| Division of about one billion years |
| Extremely long geologic time period |
| Last hour of the workday, seemingly |
| Length of a long wait, in hyperbole |
| One billion years, in geologic time |
| Two or more eras of geological time |
| ___ Productions ("Skyfall" company) |
| The Hadean was the earth's first one |
| Time it takes for a mountain to form |
| Longest division of time, in geology |
| Time spent at the DMV, it often seems |
| Length of a boring class, so it seems |
| Wait at the motor vehicle bureau, say |
| Frustrating waiting time, facetiously |
| Many a doctor's office wait, seemingly |
| We're currently in the Phanerozoic one |
| Long long long long long long long time |
| About 525 trillion minutes, in astronomy |
| What a houseguest's stay might feel like |
| It's over thirty quadrillion seconds long |
| Time it takes for paint to dry, seemingly |
| Time spent calling call centers, seemingly |
| Word found in "time on end," appropriately |
| Time it seemingly takes to get a tax refund |
| Apparent stretch between Christmases, to kids |
| It lasts between four and five galactic years |
| Time between checks, for a freelancer, seemingly |
| Progeny of Eternity and Infinity, in Marvel Comics |
| Waiting time at the motor vehicle bureau, seemingly |
| Wait time at the cashiers on Black Friday, seemingly |
| Time in between gigs, seemingly, to an impatient freelancer |
| The Hadean was the first one, ending about 4 billion years ago |
| Time it takes for your four-year-old to finish her meal (seemingly) |
| A freaking eternity, like how long it's taking you to finish this puzzle |
| Time it takes to get to a human being when calling a call center, seemingly |