DOZIEST

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

Adjective

doziest

superlative form of dozy: most dozy

Source: Wiktionary

DOZY

Doz"y, a.

Definition: Drowsy; inclined to doze; sleepy; sluggish; as, a dozy head. Dryden.

Source: Webster’s Unabridged Dictionary 1913 Edition