Participant and Standee

Participant noun - One who takes part in something.

Standee is an antonym for participant.

Nearby Words: participate, participation, participated, participating, participator

Standee noun - Someone who stands in a place where one might otherwise sit (as a spectator who uses standing room in a theater or a passenger on a crowded bus or train).

Participant is an antonym for standee in person who watches event topic.

Nearby Word: stand