62 entries under noun topic. ×

7
deponent(law, person, witness, proof)
6
witness(law, person, proof, observer)
5
deposer
4
attester(law, person, witness)
4
informant
4
voucher
3
attestant(law, person, witness, proof)
3
bystander(witness, proof, testimony, observer)
3
eyewitness(witness, proof, testimony, observer)
3
informer
3
spectator(witness, proof, testimony, observer)
2
certifier
2
declarer
1
attestor(witness, proof, testimony, observer)
1
beholder(witness, proof, testimony, observer)
1
corroborator(witness, proof, testimony, observer)
1
demonstrator
1
essayist
1
examiner
1
gawker(witness, proof, testimony, observer)
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APASmart Define. (2015). testifier thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/testifier/thesaurus/synonyms
ChicagoSmart Define. 2015. "testifier thesaurus" https://smartdefine.org/testifier/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, testifier thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/testifier/thesaurus/synonyms>.
MLASmart Define. "testifier thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/testifier/thesaurus/synonyms>