rectifier vs actor

rectifier and actor both are nouns.

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

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

Other hypernyms of rectifier include doer, worker.

rectifier (noun)	actor (noun)
electrical device that transforms alternating into direct current	a theatrical performer
a person who corrects or sets right	a person who acts and gets things done