over-educate
/ˌəʊvərˈɛdjʊkeɪt/ /ˌəʊvərˈɛdʒʊkeɪt/verb
[with object] To educate to a higher academic level than is necessary or desirable. Occasionally refl.
Origin
Mid 19th century; earliest use found in The New England Magazine. From over- + educate.