laugher vs actor

laugher and actor both are nouns.

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

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

Other hypernyms of laugher include doer, worker.

laugher (noun)	actor (noun)
an easy victory	a theatrical performer
a person who is laughing or who laughs easily	a person who acts and gets things done