Etymograph

English

half-asleep

From half- + asleep.

A compound of half- + asleep

Proto-Germanic *halbaz ‘half’

Proto-Germanic *halba-

English half-

Middle English aslepe

English asleep

Today it means

adj Showing signs of being asleep or very sleepy, as not demonstrating full energy or attention.

Language periods are conventional ranges, not dates for this word.

Etymograph / half-asleep