muttered

Removing his microphone, he muttered "I'm sorry, I'm fed up of this interview. It's ridiculous" and left the studio.

"Sure," Cruz muttered, before laughing some more.

I also occasionally found “Michaels” to be a little flatter than I would have expected—for example, while commentating on the France-Egypt football game, the Michaels bot almost muttered that the match “was a much happier ending” for France than Egypt.

“This is scary. This is so scary,” she muttered as she passed me, furiously clipping and unclipping as she descended.

Throughout the hearing, some Representatives groaned loudly, rolled their eyes, or muttered audibly in response to Cheatle's comments.