DOZY
drowsy, drowsing, dozy
(adjective) half asleep; “made drowsy by the long ride”; “it seemed a pity to disturb the drowsing (or dozing) professor”; “a tired dozy child”; “the nodding (or napping) grandmother in her rocking chair”
Source: WordNet® 3.1
Etymology
Adjective
dozy (comparative dozier, superlative doziest)
Quite sleepy or tired.
Intellectually slow.
(carpentry) Decaying, rotten, spongy.
Synonyms
• (decaying, rotten): doty
Source: Wiktionary
Doz"y, a.
Definition: Drowsy; inclined to doze; sleepy; sluggish; as, a dozy head.
Dryden.
Source: Webster’s Unabridged Dictionary 1913 Edition