Word: boastest
Part of speech: Verb
Syllables: boa
stest
Definition: Alternative form of boast; speaking of yourself in superlatives
Morphemes:
Affix: boast
Language: en
PoS: Verb
Meaning: To brag; to talk loudly in praise of oneself.
Affix: -est
Language: en
PoS: Suffix
Meaning: Used to form the superlative of adjectives and adverbs.