Word: airproof
Part of speech: Adjective
Syllables: air
proof
Definition: airtight; not allowing air or gas to pass in or out
Morphemes:
Affix: air
Language: en
PoS: Verb
Meaning: To let fresh air into a room or a building, to ventilate.
Etymology Compounds: Affix: ἀήρ
Language: grc
Decoded: aer
Meaning: wind, atmosphere
Affix: -proof
Language: en
PoS: Suffix
Meaning: Used to form adjectives denoting an impervious or impenetrable quality.