bare suggestion, broad hint, clue, cue, dash, gentle hint, gesture, glimmer, glimmering, half an idea, hazy idea, hint, idea, implication, impression, index, indication, infusion, innuendo, insinuation, intimation, kick, look, mere notion, nod, notion, nudge, prompt, sauce, scent, seasoning, shade, sign, signal, smack, sneaking suspicion, soupcon, spice, spoor, sprinkling, suggestion, suspicion, symptom, taint, telltale, tempering, thought, tinct, tincture, tinge, tint, tip, tip-off, touch, trace, track, vague idea, vestige, whisper, wind, wink