acknowledge, affirm, allege, announce, argue, assert, assert under oath, asseverate, assure, attest, aver, avouch, avow, be indicative of, be significant of, be symptomatic of, bear witness, bespeak, betoken, book, bring forward, call to witness, certify, characterize, connote, declare, demonstrate, denominate, denote, depone, depose, differentiate, disclose, display, entail, express, give evidence, give token, guarantee, highlight, hint, identify, indicate, involve, kiss the book, manifest, mark, mean, mount, note, point to, proclaim, prove, reveal, say, show, signify, stand for, state, suggest, swear, swear by bell, swear in, swear the truth, swear to, swear to God, swear to goodness, symptomatize, symptomize, take oath, vouch, vouchsafe, vow, warrant, witness
be evidence, evince, show, betoken, tell of, indicate, imply, involve, argue, bespeak, breathe, have weight, carry weight, tell, speak volumes, speak for itself, rest upon, depend upon, repose on, bear witness, give evidence, testify
, depose, witness, vouch for, sign, seal, undersign, set one's hand and seal, sign and seal, deliver as one's act and deed, certify, attest, acknowledge, make absolute, confirm, prove (demonstrate), indorse, countersign, corroborate, support, ratify, bear out, uphold, warrant, adduce, attest, cite, quote, refer to, appeal to, call, call to witness, bring forward, bring into court, allege, plead, produce witnesses, confront witnesses, place into evidence, mark into evidence, collect evidence, bring together evidence, rake up evidence, experiment, have a case, make out a case, establish, authenticate, substantiate, verify, make good, quote chapter and verse, bring home to, bring to book.
indicate, be the sign, of, denote, betoken, argue, testify
, bear the impress, of, connote, connotate, represent, stand for, typify, symbolize, put an indication, put a mark, note, mark, stamp, earmark, blaze, label, ticket, docket, dot, spot, score, dash, trace, chalk, print, imprint, impress, engrave, stereotype, make a sign, signalize, underscore, give a signal, hang out a signal, beckon, nod, wink, glance, leer, nudge, shrug, tip the wink, gesticulate, raise the finger, hold up the finger, raise the hand, hold up the hand, saw the air, suit the action to the word, wave a banner, unfurl a banner, hoist a banner, hang out a banner, wave the hand, wave a kerchief, give the cue, show one's colors, give an alarm, sound an alarm, beat the drum, sound the trumpets, raise a cry, sign, seal, attest, underline, call attention to, give notice.