Word Study
bated breath
THESAURUS
bated breath
aspiration, breath, breathy voice, exhalation, little voice, low voice, mumble, mumbling, murmur, murmuration, murmuring, mutter, muttering, sigh, soft voice, stage whisper, still small voice, susurration, susurrus, underbreath, undertone, whisper, whisperingFor further exploring for "bated breath" in Webster Dictionary Online