dream vs sleep

dream and sleep both are nouns.

Word	Noun	Adjective	Verb	Adverb
dream	Yes	No	Yes	No
sleep	Yes	No	Yes	No

dream (noun)	sleep (noun)
a series of mental images and emotions occurring during sleep	a natural and periodic state of rest during which consciousness of the world is suspended
imaginative thoughts indulged in while awake	euphemisms for death (based on an analogy between lying in a bed and in a tomb)
a fantastic but vain hope (from fantasies induced by the opium pipe)	a torpid state resembling deep sleep
a state of mind characterized by abstraction and release from reality	a period of time spent sleeping
a cherished desire
someone or something wonderful

dream (verb)	sleep (verb)
have a daydream; indulge in a fantasy	be asleep
experience while sleeping	be able to accommodate for sleeping