18 entries under adjective topic. ×

7
muttered(verb, voiced, articulated, uttered)
7
inarticulate
5
murmured(noun, verb, voiced, articulated)
1
inaudible(quiet, soft, low, unclear)
1
muffled(quiet, soft, low, unclear)
1
faint(quiet, soft, low, unclear)
1
garbled
1
gnarled
1
indistinct
1
low(quiet, soft, unclear, hazy)
1
unintelligible
0
incoherent
0
incomprehensible
0
low key
0
soft(quiet, low, unclear, hazy)
0
sotto voce
0
thick
0
verbalized
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APASmart Define. (2015). mumbled thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/mumbled/thesaurus/synonyms
ChicagoSmart Define. 2015. "mumbled thesaurus" https://smartdefine.org/mumbled/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, mumbled thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/mumbled/thesaurus/synonyms>.
MLASmart Define. "mumbled thesaurus" 21 April 2015. Web. 23 September 2026. <https://smartdefine.org/mumbled/thesaurus/synonyms>