REMUR'MUR, verb transitive [Latin remurmuro; re and murmuro.] to utter back in murmurs; to return in murmurs; to repeat in low hoarse sounds. The trembling trees in every plain and wood, her fate remurmur to the silver flood. REMUR'MUR, verb intransitive to murmur back; to return or echo in low rumbling sounds. The realms of Mars remurmur'd all around.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI