Properly educated, instructed, or brought up; displaying or characterized by good or modest behaviour.

Thoroughly trained or instructed; well-educated; (of a subject, course, etc.) thoroughly or properly taught. Also as n. (with the and plural…

Enlightened, well-informed.

Thoroughly instructed or educated.

Provided with much information, or with the information most pertinent or relevant to a particular matter; having or showing much knowledge about…

Thoroughly initiated or trained; seasoned, experienced.

Fully or properly trained, educated, or informed.

Thoroughly or expertly trained (in various senses); esp. having received good or thorough training or instruction.

That has received a good education.

Properly or fully taught or instructed.

Enlightened intellectually.

Much improved by education and training; highly educated or refined; (now) esp. characterized by or having a good knowledge of the arts.