Word: unsleeping
Part of speech: Adjective
Syllables: un
sleep
ing
Definition: Remaining constantly alert.
Morphemes:
Affix: un-
Language: en
PoS: Prefix
Meaning: absent; lacking; not; negative
Affix: sleep
Language: en
PoS: Verb
Meaning: To be careless, inattentive, or unconcerned; not to be vigilant; to live thoughtlessly.
Affix: -ing
Language: en
PoS: Suffix
Meaning: Used to form uncountable nouns from verbs denoting the act of doing something, an action.