Word: draughtproof
Part of speech: Verb
Syllables: draught
proof
Definition: To seal an opening, so as to prevent the access of draughts.
Morphemes:
Affix: draw
Language: en
PoS: Verb
Meaning: To open.
Affix: -t
Language: en
Meaning: th
Affix: -proof
Language: en
PoS: Suffix
Meaning: Used to form adjectives denoting an impervious or impenetrable quality.