player

noun

1.
a person who participates in or is skilled at some game
gamer laker participant
Derived from:
play
2.
someone who plays a music as a profession
gleer musicker instrumentalist musician
Derived from:
play
3.
a theatrical performer
actor histrion role player thespian
Derived from:
play
4.
a person who pursues a number of different social and sexual partners simultaneously
5.
someone who takes part in an activity
dealnimmend dealnimmer participant