n. spectator, observer, looker-on, eyewitness, witness, watcher, viewer; bystander, passer-by She was merely an onlooker, not a participant Onlookers reported that the driver had run away from the accident.
ONLOOKER
Meaning of ONLOOKER in English
Oxford thesaurus English vocab. Английский словарь Оксфорд тезаурус. 2012