indoctrinate
[verb]
Synonyms: train, brainwash, drill, ground, imbue, initiate, instruct, school, teach

[TahlilGaran] English Synonym Dictionary ▲

in‧doc‧tri‧nate /ɪnˈdɒktrəneɪt, ɪnˈdɒktrɪneɪt $ ɪnˈdɑːk-/ verb [transitive]
[Date: 1600-1700; Language: Old French; Origin: endoctriner, from doctrine; ⇒ doctrine]
to train someone to accept a particular set of beliefs, especially political or religious ones, and not consider any others:
People were indoctrinated not to question their leaders.
—indoctrination /ɪnˌdɒktrəˈneɪʃən, ɪnˌdɒktrɪˈneɪʃən $ ɪnˌdɑːk-/ noun [uncountable]:
The military in particular were subjected to intense political indoctrination.

[TahlilGaran] Dictionary of Contemporary English ▲