Fremitus

·add. (·noun, ·sg & ·pl) Palpable vibration or thrill; as, the rhonchial fremitus.

fremitus
frĕmĭtus, ūs, m. [fremo], a dull , roaring sound , a rushing , resounding , murmuring , humming...

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.
fremitus
fremitus ūs, m FREM-, a rushing, resounding, murmuring, humming, loud noise : Afrorum fremitu terr...

An Elementary Latin Dictionary