| Floe |
| Growler |
| Ice flow |
| Ice floe |
| Ice pack |
| Ice mass |
| Ice block |
| Cold pack |
| Ice float |
| Ice cube? |
| Ice chunk |
| Cold float |
| Icy hazard |
| Sea hazard |
| Cold threat |
| Main hazard |
| Titanic foe |
| Glacier bit |
| Wayward ice |
| Ship hazard |
| Arctic mass |
| Ice follower |
| Ice mountain |
| Liner danger |
| Titanic" woe |
| Big ice mass |
| Liner hazard |
| Titanic bane |
| Floating ice |
| Polar hazard |
| Arctic chunk |
| Arctic sight |
| Water cooler? |
| Arctic menace |
| Floe's cousin |
| Titanic mass? |
| Titanic's foe |
| Titanic's woe |
| TV's Gertrude |
| Glacier piece |
| Floating mass |
| Marine threat |
| Ice formation |
| Arctic hazard |
| One-horse town |
| Ice in the sea |
| Large ice mass |
| Sea-lane peril |
| Titanic's bane |
| Walrus's perch |
| Word after ice |
| Composer Alban |
| Frozen floater |
| Huge ice chunk |
| Titanic sinker |
| Lulu" composer |
| Arctic floater |
| Titanic" hazard |
| Gertrude or ice |
| Glacier remnant |
| Sea lane danger |
| Shipping menace |
| Titanic nemesis |
| Titanic trouble |
| Titanic undoing |
| Floating hazard |
| Maritime danger |
| Titanic problem |
| Antarctic sight |
| Arctic ice mass |
| Nautical hazard |
| Shipping hazard |
| Bering Sea sight |
| Glacial offshoot |
| Glacier fragment |
| Oceanic obstacle |
| Sea lane growler |
| Arctic breakaway |
| North Sea hazard |
| Titanic downfall |
| Titanic thwarter |
| BAFFIN BAY SIGHT |
| 'Wozzeck'composer |
| Titanic" obstacle |
| Arctic sea menace |
| Glacier Bay sight |
| Huge chunk of ice |
| Icy Arctic hazard |
| Icy hazard at sea |
| Wozzeck's creator |
| Cold water hazard |
| North Sea floater |
| Titanic's nemesis |
| Austrian composer |
| Titanic destroyer |
| Glacier breakaway |
| Titanic's undoing |
| Floating ice mass |
| Navigation hazard |
| Arctic Sea floater |
| Broken-off glacier |
| Coast Guard target |
| Large water cooler |
| Mass in the Arctic |
| The Titanic's bane |
| Glacier by-product |
| Polar bear's perch |
| Titanic vanquisher |
| Arctic Ocean peril |
| Floating ice block |
| Titanic's downfall |
| Titanic nightmare? |
| Arctic Ocean sight |
| Common cold hazard? |
| Floating ice hazard |
| Helmsman's headache |
| Ice in the Ross Sea |
| Ice mass, for short |
| It sank the Titanic |
| MAD cartoonist Dave |
| Mountain, in Africa |
| N. Atlantic floater |
| Titanic's destroyer |
| Arctic Ocean hazard |
| Navigator's concern |
| Lulu" opera composer |
| Icy hazard for ships |
| Northern seas hazard |
| Opera composer Alban |
| Rather big breakaway |
| ''Wozzeck'' composer |
| Floating mass of ice |
| Hazard to navigation |
| Arctic Ocean floater |
| Arctic floating chunk |
| Floating chunk of ice |
| Floating block of ice |
| Labrador Sea sighting |
| Polar bear playground |
| Sight near Antarctica |
| Southern Ocean hazard |
| Floating ice mountain |
| Arctic Ocean obstacle |
| Arctic Ocean sighting |
| North Atlantic hazard |
| Cartoonist Dave of Mad |
| Danger for a submarine |
| Dave of 'Mad' magazine |
| Gertrude of radio fame |
| Patty of golfing fame |
| Glacier Bay phenomenon |
| Titanic disaster cause |
| Antarctic cruise sight |
| Arctic island of a sort |
| Glaciologist's interest |
| Glacier calf, for short |
| Titanic problem, really |
| North Atlantic sighting |
| Hazard of northern seas |
| Arctic hazard, for short |
| Arctic navigation hazard |
| Floating frozen mountain |
| Mrs. Goldberg's creator. |
| Peril of northern waters |
| Arctic drifter, for short |
| Chunk of ice in the ocean |
| It may come off the shelf |
| Result of glacial calving |
| Wozzeck composer Alban |
| Castoff from an ice shelf |
| Sight in the Arctic Ocean |
| Chunk in the Arctic Ocean |
| Icy North Atlantic hazard |
| Battleship" director Peter |
| Austrian composer, d. 1935 |
| Gertrude of "The Goldbergs |
| Arctic navigator's concern |
| Chip off the old ice block |
| It might come off the shelf |
| Floater in the Arctic Ocean |
| Big chip off the old block? |
| Floating ice mass, for short |
| Former piece of an ice shelf |
| Glacier breakaway, for short |
| It may have a freezing point |
| Mad magazine cartoonist Dave |
| Hazard in the North Atlantic |
| Antarctic ice mass, for short |
| It keeps its head above water |
| Belated observation of 4/14/12 |
| Longtime 'Mad' cartoonist Dave |
| Roger Kaputnik cartoonist Dave |
| Floating mass of ice, for short |
| Only about 10% of it is visible |
| Something coming off the shelf? |
| What sank the Titanic, for short |
| Something tracked by satellite radar |
| Something that's fallen off a shelf? |
| Only about 10 percent of it is visible |
| Something that might fall off the shelf? |
| Austrian composer of 12-tone music, d. 1935 |
| What the Titanic had a disastrous encounter with |
| STEP D) ... ___, sending a puff of air into a ... |