شاهد (اسم)
instance, affiant, witness, testator, testimonial, testifier, testate, looker on, theme, voucher, warranter
ناظر (اسم)
proctor, supervisor, superintendent, warden, bailiff, steward, chamberlain, majordomo, bystander, overseer, viewer, spectator, surveillant, butler, onlooker, looker on, controller, intendant, manciple
تماشاچی (اسم)
bystander, viewer, onlooker, looker on, sideliner
بیننده (اسم)
seer, bystander, viewer, spectator, looker on