Sapient

прилагательное [литературно-книжное] мудрый, премудрый

Большой англо-русский словарь

Sapient

adjective Etymology: Middle English, from Middle French, from Latin sapient-, sapiens, from present participle of sapere to taste, be wise — more at sage possessing or expressing great sagacity Synonyms: see wisesapiently adverb

Merriam-Webster's Collegiate Dictionary