Pisces vs actor

Pisces and actor both are nouns.

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

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

Other hypernyms of Pisces include doer, worker.

Pisces (noun)	actor (noun)
a group of vertebrates comprising both cartilaginous and bony fishes and sometimes including the jawless vertebrates; not used technically	a theatrical performer
the twelfth sign of the zodiac; the sun is in this sign from about February 19 to March 20	a person who acts and gets things done
a large faint zodiacal constellation; between Aquarius and Aries
(astrology) a person who is born while the sun is in Pisces