Lewis & Short

per-cārus, a, um, adj., very dear.

  1. I. Lit., very dear, very costly, Ter. Phorm. 3, 3, 25.
  2. II. Trop., very dear, very much beloved: qui eis vicissim percarus et jucundus fuit, Cic. Aem. Scaur. 17, 39; Tac. A. 2, 74; Just. 12, 12, 11.