Synonyms of the word 
DOZY → ASLEEP - DROWSING - DROWSY
dozy
- adj. Quite sleepy or tired.
- adj. Intellectually slow.
- adj. (carpentry) Decaying, rotten, spongy.
asleep
- adj. In a state of sleep; also, broadly, resting.
- adj. (slang) Inattentive.
- adj. (of a body part) Having a numb or prickling sensation accompanied by a degree of unresponsiveness.
- adj. (euphemistic) dead.
drowsing
- v. present participle of drowse.
- n. The act of one who drowses.
drowsy
- adj. Inclined to drowse; heavy with sleepiness; lethargic; dozy.
- adj. Disposing to sleep; lulling; soporific.
- adj. Dull; stupid.
If you are interested in words, visit the following sites :
- wiktionary.org/dozy For complete definition of a word
- 1word.ws/dozy to play with words, suffixs, prefixs, etc.