mumble [mumbled, mumbling, mumbles](to speak unintelligibly) verb [UK: ˈmʌm.bl̩] [US: ˈmʌm.bl̩]You're mumbling again. = Nu mumlar du igen.
murmur [murmured, murmuring, murmurs](to speak or make low, indistinguishable noise; to mumble) verb [UK: ˈmɜː.mə(r)] [US: ˈmɝː.mər]The shy boy murmured his name. = Den blyga pojken mumlade sitt namn.