What is another word for "sign"?

Roget's Thesaurus (1911) lists these synonyms for "sign": accuse, agent, agree, agreement, anamorphosis, and, artist, attainder, attaint, attaintment, attainture, attest, augury, auspice, bad, bargain, barter, benefit, between, bird, bite, bomb, bond, bridle, bring, buff, burlesque, button, camera, can, candle, caricature, caricaturist, cartel, carver, cast, cave, caveat, charter, chaser.