acclaim vs hail

acclaim and hail both are nouns.

Word	Noun	Adjective	Verb	Adverb
acclaim	Yes	No	Yes	No
hail	Yes	No	Yes	No

As verbs, acclaim and hail are synonyms defined as:

Other synonyms of acclaim include herald.

acclaim (noun)	hail (noun)
enthusiastic approval	enthusiastic greeting
	many objects thrown forcefully through the air
	precipitation of ice pellets when there are strong rising air currents

acclaim (verb)	hail (verb)
praise vociferously	greet enthusiastically or joyfully
clap one's hands or shout after performances to indicate approval	call for
	praise vociferously
	be a native of
	precipitate as small ice particles