189 entries under noun topic. ×

25
spectator(person, proof, attendant, observer)
24
eyewitness(verb, person, see, observe)
20
onlooker(person, fan, observer, spectator)
20
viewer(see, proof, fan, observer)
16
watcher(proof, fan, observer, spectator)
13
bystander(person, proof, fan, observer)
13
evidence(verb, support, show, information)
12
observer(proof, fan, watcher, spectator)
11
note(verb, show, mark, light)
10
sign(verb, name, support, make)
10
testimony(law, information, mark, note)
9
beholder(proof, fan, observer, spectator)
8
attestant(law, person, proof, observer)
8
informant
8
mark(verb, make, give, show)
7
attestation(information, mark, sign, reason)
7
looker
7
looker-on(proof, fan, observer, spectator)
7
proof(information, mark, light, note)
7
show(verb, state, make, mean)
<12345…10>
10 years ago|16k views|share |citing 
APASmart Define. (2015). witness thesaurus. Retrieved October 2, 2026, from https://smartdefine.org/witness/thesaurus/synonyms
ChicagoSmart Define. 2015. "witness thesaurus" https://smartdefine.org/witness/thesaurus/synonyms (accessed October 2, 2026).
HarvardSmart Define 2015, witness thesaurus, Smart Define, viewed 2 October, 2026, <https://smartdefine.org/witness/thesaurus/synonyms>.
MLASmart Define. "witness thesaurus" 23 December 2015. Web. 2 October 2026. <https://smartdefine.org/witness/thesaurus/synonyms>