ejector vs actor

ejector and actor both are nouns.

Word	Noun	Adjective	Verb	Adverb
ejector	Yes	No	No	No
actor	Yes	No	No	No

As nouns, actor is a hypernym of ejector; that is, actor is a word with a broader meaning than ejector:

Other hypernyms of ejector include doer, worker.

ejector (noun)	actor (noun)
a mechanism in a firearm that ejects the empty shell case after firing	a theatrical performer
An injector, ejector, steam ejector, steam injector, eductor-jet pump or thermocompressor is a type of pump.	a person who acts and gets things done
a person who ousts or supplants someone else