Synonyms and related words :
assibilate, assibilation, buzz, effervesce, effervescence, effervescing, fizz, fizzle, fizzling, frication, frictional rustling, hiss, hissing, hush, hushing, lisp, rhonchus, shush, shushing, sibilance, sibilate, sibilation, siffle, sigmatism, siss, sissing, sizz, sizzle, sizzling, sneeze, sneezing, sniff, sniffle, snore, snort, snuff, snuffle, spit, splutter, sputter, squash, squelch, squish, sternutation, stertor, swish, wheeze, whish, whisper, whistle, whistling, white noise, whiz, zip