Sophisticate

The party to which Mrs. Berlinton was the loadſtone, was far more attractive to the diſciples of nature, though leſs ſedulouſly ſought by thoſe whom the manners and maxims of the common world had ſophiſticated.

Source: wiktionary

[T]hey were not the spoiled children of affectation and refinement, but a bold, vigorous, independent race of thinkers, with prodigious strength and energy, with none but natural grace, and heartfelt unobtrusive delicacy. They were not at all sophisticated.

Source: wiktionary

She was no scion of the English houses of Brown, Jones, or Robinson, born and bred in a London back slum, and christened plain Sarah or Mary, to be sophisticated later into Celestine or Mariette.

Source: wiktionary

Psychologists have developed quasi-causal theories to explain the directedness of behaviour, to answer the question ‘Why are certain sorts of reasons operative?’ and these theories may well have insinuated themselves into ordinary language as part of the meaning of “motive”. It might well be, therefore, that people who are slightly sophisticated by psychological theories assume some such necessary connexion [between giving the motive for an action and making any assertions of a causal kind about a man’s emotional state].

Source: wiktionary