gambler vs actor

gambler and actor both are nouns.

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

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

gambler: a person who wagers money on the outcome of games or sporting events
actor: a person who acts and gets things done

Other hypernyms of gambler include doer, worker.

gambler (noun)	actor (noun)
a person who wagers money on the outcome of games or sporting events	a theatrical performer
someone who risks loss or injury in the hope of gain or excitement	a person who acts and gets things done