P / per-longus
adjective

per-longus

fem. per-longa · neut. per-longum
very long
very long.
for a very long time; very long
Lit.: via, Cic. Att. 5, 20, 8: perlongum. adverb., for a very long time, very long, Aus. Epigr. 1, 7.—
very tedious; a very long way off; very far by extension
Transf., very tedious, Plaut. Trin. 3, 3, 17.—Adv.: perlongē, a very long way off, very far: perlonge est, Ter. Eun. 3, 5, 61.