murmured

/หˆmษ.mษšd/
verb
  1. 1

    To grumble; to complain in a low, muttering voice, or express discontent at or against someone or something.

  2. 2

    To speak or make low, indistinguishable noise; to mumble, mutter.

    โ€œI couldn't hear the words; he just murmured a lot.โ€

  3. 3

    To say (something) indistinctly, to mutter.

Source: https://en.wiktionary.org/wiki/murmur, https://en.wiktionary.org/wiki/murmured