Synonyms of onlooker in English:

onlooker


See US English definition of onlooker

See UK English definition of onlooker

See Spanish definition of espectador

noun

1‘an onlooker described the scene as one of utter devastation’

SYNONYMS
eyewitness, witness, observer, looker-on, fly on the wall, spectator, watcher, viewer, sightseer, bystander, non-participant
informal rubberneck
literary beholder
ANTONYMS

participant