| Air" prefix |
| Gas: Prefix |
| Flying start |
| Gaseous: Pref. |
| Air: Comb. form |
| Gaseous: Prefix |
| Prefix for form |
| Gas: Comb. form. |
| Aviation: prefix |
| Ethereal: Prefix |
| Atmosphere: Pref. |
| Prefix with -form |
| Atmosphere: Prefix |
| Prefix meaning "gas |
| Atmospheric: Prefix |
| Atmosphere: Comb. form |
| Prefix meaning ''gas'' (Var.) |