mutter

mut·ter

ˈmədər/

verb

verb: mutter; 3rd person present: mutters; past tense:muttered; past participle: muttered; gerund or present participle: muttering

1.say something in a low or barely audible voice, especially in dissatisfaction or irritation.

"he muttered something under his breath"

synonyms:talk under one's breath, murmur,mumble, whisper, speak in an undertone

"a group of men stood muttering"

speak privately or unofficially about someone or something; spread rumors.

"when he disappeared, people began to mutter"

synonyms:grumble, complain, grouse, carp,whine; More

informalmoan, gripe, beef,whinge, kvetch

"the players muttered about the salary freezes"

noun

noun: mutter; plural noun: mutters

1.a barely audible utterance, especially a dissatisfied or irritated one.

"a little mutter of disgust"