a person who looks on or watches; onlooker; observer.

a person who is present at and views a spectacle, display, or the like; member of an audience.

Also called spectator shoe. a white shoe with a perforated wing tip and back trim, traditionally of dark brown, dark blue, or black but sometimes of a lighter color.

noun

participant

noun

beholder , bystander , clapper , eyewitness , fan , gaper , gazer , kibitzer * , looker , looker-on , moviegoer , observer , onlooker , perceiver , playgoer , seer , showgoer , sports fan , standee , stander-by , theatergoer , viewer , watcher , witness , audience , kibitzer