1) COMB in ADJ -educated combines with nouns and adjectives to form adjectives indicating where someone was educated.
...the Oxford-educated son of a Liverpool merchant.
...an American-educated lawyer.2) COMB in ADJ-GRADED -educated combines with adverbs to form adjectives indicating how much education someone has had and how good it was.
Many of the immigrants are well-educated.
...impoverished, undernourished, and ill-educated workers.
English dictionary. 2008.