terminate vs vanish

terminate and vanish both are verbs.

Word	Noun	Adjective	Verb	Adverb
terminate	No	No	Yes	No
vanish	No	No	Yes	No

As verbs, vanish is a hyponym of terminate; that is, vanish is a word with a more specific, narrower meaning than terminate:

terminate: have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical
vanish: cease to exist

terminate (verb)	vanish (verb)
bring to an end or halt	get lost, as without warning or explanation
terminate the employment of; discharge from an office or position	decrease rapidly and disappear
have an end, in a temporal, spatial, or quantitative sense; either spatial or metaphorical	cease to exist
be the end of; be the last or concluding part of	pass away rapidly
	become invisible or unnoticeable