LAT

Lewis Short

(adjective) : pĕr-asper, ĕra, ĕrum
* Very rough, Cels. 5, 28, 14: montes, Jul. Rer. Gest. Alex. 3, 51.
Charlton T. Lewis, Charles Short, A Latin Dictionary

TLL

s. TLL
Thesaurus Linguae Latinae
memory