dulciloquus

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

dulcĭlŏquus, a, um, adj. [dulcis-loquor],

sweetly speaking (late Lat. and rare): calami, Aus. Idyll. 20, 4: ars Orphei, Sid. Ep. 8, 11.