Word: unsleepy
Part of speech: Adjective
Syllables: un
sleep
y
Definition: Not sleepy; wakeful.
Morphemes:
Affix: un-
Language: en
PoS: Prefix
Meaning: absent; lacking; not; negative
Affix: sleep
Language: en
PoS: Noun
Meaning: An act or instance of sleeping.
Affix: -y
Language: en
PoS: Suffix
Meaning: Added to nouns and adjectives to form adjectives meaning “having the quality of”.