| Gas |
| Dull |
| Idle |
| Still |
| Supine |
| Leaden |
| Otiose |
| Dormant |
| Neutral |
| Torpid. |
| Passive |
| Immobile |
| Inactive |
| Sluggish |
| Lifeless |
| Listless |
| Indolent |
| Unmoving |
| Stagnant |
| Comatose |
| Slothful |
| Quiescent |
| Powerless |
| Like neon |
| Lethargic |
| Moveless. |
| Exanimate |
| Stationary |
| Not active |
| Not moving |
| Motionless |
| Like argon |
| Dull; slow |
| Heliumlike |
| Not mobile |
| Like radon |
| Phlegmatic |
| Unreactive |
| Like xenon |
| Immobilized |
| Slow to act |
| Like helium |
| Kind of gas |
| Type of gas |
| Stock-still |
| Static ____ |
| Nonreactive |
| Unresponsive |
| Not reactant |
| Not reacting |
| Just sitting |
| Not reactive |
| Like krypton |
| Doing nothing |
| Certain gases |
| Hardly moving |
| Slow to react |
| Like neon gas |
| Very sluggish |
| Unable to move |
| Lacking energy |
| Lacking motion |
| Like cellulose |
| Without energy |
| Sitting around |
| Noble, in a way |
| Hard to combine |
| Like radon, say |
| Like rare gases |
| Perfectly still |
| Unable to react |
| Apt to stay put |
| At a standstill |
| Like some gases |
| Like dead weight |
| Powerless to act |
| Very slow-moving |
| Word for krypton |
| Unlikely to move |
| Like a noble gas |
| Like noble gases |
| Dead to the world |
| Unwilling to move |
| Chemically "quiet |
| Unlike a reactant |
| Not moving at all |
| Not at all active |
| Unlikely to react |
| Utterly lethargic |
| Not going anywhere |
| Lacking liveliness |
| Adjective for neon |
| Immobile, as a gas |
| Inactive, as gases |
| Krypton descriptor |
| Like a dead weight |
| Like argon or neon |
| Like neon or argon |
| Likely to stay put |
| Naturally sluggish |
| Opposite of active |
| Slow and apathetic |
| Stagnant, gas-wise |
| Lethargic, perhaps |
| Like neon or xenon |
| Not exactly active |
| Totally unreactive |
| Just sitting there |
| Sluggish by nature |
| Not doing anything |
| Disinclined to move |
| Like couch potatoes |
| Like a couch potato |
| Couchbound, perhaps |
| Like a sluggish gas |
| Like helium or neon |
| Like neon or helium |
| Like xenon and neon |
| Physically inactive |
| Adjective for argon |
| Chemically comatose |
| Like neon and argon |
| Like xenon or radon |
| More than lethargic |
| Not merely sluggish |
| Like neon and xenon |
| Chemically inactive |
| Like liquid nitrogen |
| Comatose, chemically |
| Descriptive of neon. |
| Inactive, chemically |
| Like helium and neon |
| Like neon and helium |
| Like the noble gases |
| Nonreactive, as neon |
| Without power to act |
| Like a bump on a log |
| Immobilized, as a gas |
| Like argon or krypton |
| Like krypton or radon |
| Like low-energy gases |
| Like neon, chemically |
| Like xenon and helium |
| Nonreactive, as gases |
| Showing little energy |
| Like krypton or xenon |
| Like xenon or krypton |
| Not showing much life |
| Chemically unreactive |
| Like group 18 elements |
| Like some gas elements |
| Like xenon and krypton |
| Nonreactive, as helium |
| Like argon and krypton |
| Like krypton and xenon |
| Not reactive, as gases |
| Not active, chemically |
| Chemically nonreactive |
| Like helium, chemically |
| Not reacting chemically |
| Lifeless and motionless |
| Like xenon, as gases go |
| Nonreactive, chemically |
| Inactive, sluggish, etc. |
| Non-reactive, like a gas |
| Unreactive, to a chemist |
| Like gas that can't pass? |
| Nonreactive, as some gases |
| Powerless to act, as a gas |
| Unlikely to form compounds |
| Unable to react, as helium |
| Adjective for argon or neon |
| Unable to react, chemically |
| Hard to combine, chemically |
| Like a pocketful of krypton |
| Not reactive, as some gases |
| Just sitting there, as a gas |
| Nonreactive, like some gases |
| Like gas that just sits there |
| Non-reactive, like some gases |
| Like propellants in pesticides |
| Hard to get a reaction out of? |
| Having limited ability to react |
| Chemically nonreactive, as a gas |
| Dead to the world, as a chemical |
| Nonreactive, like helium or neon |
| Like atoms with full outer shells |
| Like krypton and some other gases |
| Like most elements ending in "-on |
| Nonreactive, like a chemical element |
| Like atoms with complete valence shells |
| Like gases in the rightmost column of the periodic table |