noun
Something that is muttered.
I managed to catch a few of his mutterings.
A rumour.
ADJ.
clever, old, under
VERB + MUTTERING
heard, kept, listening, started, walked
MUTTERING + NOUN
berber, cuss, french, herself, himself, something, things, words
PREP.
after, in, on
ADV.
angrily, away, incredulously
noun — a complaint uttered in a low and indistinct tone
noun — a low continuous indistinct sound
She is muttering to herself.
She's muttering something.
Tom is muttering.
Tom was muttering something under his breath.
Tom is muttering something.