nouns
a person who participates in or is skilled at some game
someone who plays a musical instrument (as a profession)
a person who pursues a number of different social and sexual partners simultaneously
is a type of (narrower)
a human being
"there was too much for one person to do"
an important participant (as in a business deal)
"he was a major player in setting up the corporation"
domain category
the activity of providing goods and services involving financial and commercial and industrial aspects
"computers are now widely used in business"
is a type of (narrower)
someone who takes part in an activity