Definitions:

1. speak softly or indistinctly verb
   • They murmured softly to the baby in their arms.

Synonyms:

• cardiac murmur
• croak
• gnarl
• grumble
• grumbling
• heart murmur
• murmur vowel
• murmuring
• mutter

NearBy Words:

• murmuration
• murmurer
• murmuring
• murmurous