Definition of well-treated in US English:

well-treated

adjective

  • Carefully, properly, or skilfully treated; especially that has received good or attentive treatment; well looked after.

Origin

Mid 17th century; earliest use found in Edward Waterhouse (1619–1670), heraldic writer. From well + the past participle of treat.

Pronunciation

well-treated

/ˌwɛlˈtriːtɪd/