Word: unfaithful
Part of speech: Adjective
Syllables: un
faith
ful
Definition: Negligent or imperfect.
Morphemes:
Affix: un-
Language: en
PoS: Prefix
Meaning: absent; lacking; not; negative
Affix: fay
Language: en
PoS: Adjective
Meaning: Fitted closely together.
Affix: -th
Language: en
PoS: Suffix
Meaning: Used to form nouns from adjectives.
Affix: -ful
Language: en
PoS: Suffix
Meaning: Used to form adjectives from nouns. Full of, tending to, or thoroughly possessing the quality expressed by the noun.