defusing vs termination

defusing and termination both are nouns.

Word	Noun	Adjective	Verb	Adverb
defusing	Yes	No	No	No
termination	Yes	No	No	No

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

Other hypernyms of defusing include conclusion, ending.

defusing (noun)	termination (noun)
the act of deactivating or making ineffective (as a bomb)	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