Word: crackproof
Part of speech: Adjective
Syllables: crack
proof
Definition: Resistant to cracking.
Morphemes:
Affix: crack
Language: en
PoS: Verb
Meaning: To form cracks.
Affix: -proof
Language: en
PoS: Suffix
Meaning: Used to form adjectives denoting an impervious or impenetrable quality.