I. noun
1.
Synonyms: indication 3, index, indicia, mark, sign, significant, symptom, token
2.
Synonyms: testimony , attestation, confirmation, proof, testament, testimonial, witness
II. verb
Synonyms: show 2, demonstrate, evince, exhibit, illustrate, manifest, mark, ostend, proclaim
Related Word: display, expose; attest, bespeak, betoken, confirm, indicate, prove, testify