Lewis Short
(adj.adv.) : per-plexus, a, um, adj.plecto
* Entangled, involved, intricate, confused (not in Cic. or Caes.).
* Lit.: figurae,Lucr. 2, 102; cf. id. 2, 459; 463: foramina linguae,id. 4, 621: corpora terraï,id. 5, 452: iter silvae,Verg. A. 9, 391; Plin. 9, 2, 1, § 2: nervi,Vulg. Job, 40, 12.
* Trop., intricate, involved, confused, perplexed, unintelligible, dark, ambiguous, obscure, inscrutable: sermones,Liv. 40, 5: perplexius carmen,id. 25, 12: perplexum Punico astu responsum,id. 35, 14 fin.—As subst., intricacy, perplexity: ignorare se dixit, quidnam perplexi sua legatio haberet,id. 34, 57.—Comp.: ratio perplexior,Plin. 2, 15, 13, § 62.—Hence, adv.: perplexē, confusedly, perplexedly, obscurely: pergin', scelesta, mecum perplexe loqui?Ter. Eun. 5, 1, 1: defectionem haud perplexe indicavere,Liv. 6, 13; Curt. 8, 5, 13.—Comp.: perplexius errare,Prud. adv. Symm. 2, 847: disputans,Amm. 25, 3, 23.
* Carefully, with minute care: interrogando,Amm. 15, 1, 1.
Charlton T. Lewis, Charles Short, A Latin Dictionary