Word: halfsleep
Part of speech: Noun
Syllables: half
sleep
Definition: State of between being awake and asleep at the same time; light sleep.
Morphemes:
Affix: half-
Language: en
PoS: Prefix
Meaning: Used before brother, sister, uncle, aunt, and so forth, to indicate that the person being identified is related only through one parent, grandparent, and so forth, rather than two.
Affix: sleep
Language: en
PoS: Noun
Meaning: An act or instance of sleeping.