IPA: /ˈɛə.ləs/
KK: /ˈɛr.ləs/
This word describes a situation or place that does not have any air, making it feel closed in or lacking fresh air. It can also refer to an environment that is still and does not have any movement of air.
The airless room felt suffocating after a few minutes.
Comparative: more airless
Superlative: most airless
Airless → It is formed from "air" (from Old French *air*, meaning the invisible gaseous substance surrounding the Earth) and "-less" (meaning without). The word "airless" means without air or lacking the presence of air.
Think of being 'without' ('-less') the 'air' that surrounds us — that's what airless means.