at rest vs gone

at rest and gone both are adjectives.

Word	Noun	Adjective	Verb	Adverb
at rest	No	Yes	No	No
gone	No	Yes	No	No

As adjectives, at rest and gone are synonyms defined as:

Other synonyms of at rest include asleep, at peace, deceased, departed.

at rest (adjective)	gone (adjective)
in a state of repose or especially sleep	stupefied or excited by a chemical substance (especially alcohol)
dead	dead
	destroyed or killed
	well in the past; former
	drained of energy or effectiveness; extremely tired; completely exhausted
	used up or no longer available