murmur, rumble, roar
Latin word, found 275 times in the texts on Socratos.
Vergil, Eclogues 9.58: aspice, ventosi ceciderunt murmuris aurae.
Vergil, Georgics 1.109: elicit. illa cadens raucum per levia murmur
Vergil, Aeneid 1.55: Illi indignantes magno cum murmure montis
All forms of murmur