LAT

Lewis Short

(verb) : imperco (inp-, also imparco), ĕre
* To spare (Plautin.): huic impercito,Plaut. Cas. 4, 4, 12: imperce, quaeso,spare yourself,id. Am. 1, 3, 2.
Charlton T. Lewis, Charles Short, A Latin Dictionary

TLL

s. TLL
Thesaurus Linguae Latinae
memory