terminator vs slayer

terminator and slayer both are nouns.

Word	Noun	Adjective	Verb	Adverb
terminator	Yes	No	No	No
slayer	Yes	No	No	No

As nouns, slayer is a hypernym of terminator; that is, slayer is a word with a broader meaning than terminator:

terminator: someone who exterminates (especially someone whose occupation is the extermination of troublesome rodents and insects)
slayer: someone who causes the death of a person or animal

Other hypernyms of terminator include killer.

terminator (noun)	slayer (noun)
someone who exterminates (especially someone whose occupation is the extermination of troublesome rodents and insects)	someone who causes the death of a person or animal