Synonyms of whisper

1 Syllable
hum, speak, hint, sigh, fizz, bruit, word, buzz, sough, blew, hums, dished
2 Syllables
sounding, buzzed, hissing, gossip, hummed, mumble, mumbling, soughing, murmurs, buzzing, mutter, rumors, soupçons, trace, soughed, crinkled, hinted, sighed, fizzing, bruited, rumor, wheezed, mutters, chinning, murmur, hissed, frizzling, secret, wheeze, crinkling, sounded, sizzled, soupcon, spake, crinkle, purring, spoke, chinned, sizzle, inkling, mumbled, report, frizzle, hinting, purred, tip-off, tipoff, wheezing, sighing, smidgen, soupçon, footmark, fizzed
3 Syllables
innuendo, muttering, uttering, muttered, susurrus, confided, confide, murmuring, murmured, rumoring, confiding, innuendoes
4 Syllables
sibilate, yakkety-yak, disclosure, verbalizing, undertone, bombilate, insinuation, symbology, murmuration, verbalize, divulgence, susurration, confidence, susurrate, verbalized, sibilation
5 Syllables
auto-suggestion, autosuggestion