drug withdrawal vs termination

drug withdrawal and termination both are nouns.

Word	Noun	Adjective	Verb	Adverb
drug withdrawal	Yes	No	No	No
termination	Yes	No	No	No

As nouns, termination is a hypernym of drug withdrawal; that is, termination is a word with a broader meaning than drug withdrawal:

Other hypernyms of drug withdrawal include conclusion, ending.

drug withdrawal (noun)	termination (noun)
the termination of drug taking	the act of ending something
	the end of a word (a suffix or inflectional ending or final morpheme)
	something that results
	a place where something ends or is complete
	a coming to an end of a contract period