1
tremolando
1
tremoloso
1
trillando
1
under the breath(expression, idiom)
1
under the rose(expression, idiom)
1
under voice
1
undercover
1
underground
1
weakling
0
background
0
barely audible(adverb, undertone)
0
breathy voice
0
cloak
0
closed
0
cracked
0
doors
0
hugger
0
implicitly
0
in a low voice
0
in a murmur
11 years ago|942 views|share |citing 
APASmart Define. (2015). sotto voce thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/sotto_voce/thesaurus/synonyms
ChicagoSmart Define. 2015. "sotto voce thesaurus" https://smartdefine.org/sotto_voce/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, sotto voce thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/sotto_voce/thesaurus/synonyms>.
MLASmart Define. "sotto voce thesaurus" 13 April 2015. Web. 27 September 2026. <https://smartdefine.org/sotto_voce/thesaurus/synonyms>