suction vs evacuate

suction is a noun but evacuate is not a noun.

Word	Noun	Adjective	Verb	Adverb
suction	Yes	No	Yes	No
evacuate	No	No	Yes	No

As verbs, evacuate is a hypernym of suction; that is, evacuate is a word with a broader meaning than suction:

Other hypernyms of suction include empty, void.

suction (noun)	evacuate (noun)
the act of sucking
a force over an area produced by a pressure difference

suction (verb)	evacuate (verb)
empty or clean (a body cavity) by the force of suction	excrete or discharge from the body
remove or draw away by the force of suction	remove content from
	create a vacuum in (a bulb, flask, reaction vessel)
	move people from their homes or country
	move out of an unsafe location into safety