mumble

US /ˈmʌmbəl/

UK /ˈmʌmbl/

B1
n. (c./u.)Noun (Countable/Uncountable)Speech that is not clear enough or loud enough
From behind the wall, we could not hear any words, just a mumble
v.i.Intransitive VerbTo speak without being clear or loud enough
The more worried he became the more he started to mumble

Video subtitles

Inside the Mind of Hilary Hahn

30:22Inside the Mind of Hilary Hahn

Give me 14 minutes and I'll help you think & speak faster

14:13Give me 14 minutes and I'll help you think & speak faster