telltale sign
Moby thesaurus: babbling, badge, banner, betrayal, blabbering, blabbing, character, characteristic, communication leak, dead giveaway, device, differentia, divulgation, divulgement, divulgence, divulging, earmark, evulgation, giveaway, hallmark, idiosyncrasy, image, index, indicant, indicator, indiscretion, insignia, keynote, leak, letting out, mark, measure, note, obvious clue, peculiarity, picture, property, representation, representative, seal, sigil, sign, signal, signature, stamp, sure sign, symptom, telltale, trait, unwitting disclosure ... show more.
debug info: 0.03