Did we hear that right?” some may have mumbled to themselves.

Source: https://businessmirror.com.ph/2023/12/23/the-east-is-green/?utm_source=rss&utm_medium=rss&utm_campaign=the-east-is-green

I mumbled: “It must be the capsules.”

Source: https://slate.com/technology/2023/10/void-julian-herbert.html?via=rss

The seven-minute long A&W, for example, skips between mumbled folk, rustic Americana and the trap-adjacent half-rapping of her breakthrough album Born to Die, while the title track is a piano ballad stretched to epic proportions.

Source: https://www.theguardian.com/culture/2023/mar/25/going-out-staying-in-complete-guide-to-the-weeks-entertainment

“… Who speak up to represent the family,” Benson mumbled.

Source: https://www.bostonherald.com/2023/03/16/rev-wheeler-parker-was-there-in-the-bedroom-when-emmett-till-was-abducted-his-memoir-recounts-the-70-year-push-for-federal-charges/