mumbling
Definitions
The act of speaking in a low, indistinct manner, often with the mouth partly closed.
Uttering words in a way that is difficult to understand due to lack of clarity or volume.
Examples
He was mumbling to himself while searching for his lost keys.
The student was mumbling during his presentation because he was nervous.
Synonyms
Antonyms
enunciating articulating shouting declaring pronouncing vocalizing announcing