overthrow vs termination

overthrow and termination both are nouns.

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

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

Other hypernyms of overthrow include conclusion, ending.

overthrow (noun)	termination (noun)
the termination of a ruler or institution (especially by force)	the act of ending something
the act of disturbing the mind or body	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

overthrow (verb)	termination (verb)
rule against
cause the downfall of; of rulers