verb
infuse, suffuse, transfuse, intermix, imbue, inject, infiltrate, interject, inoculate, impregnate, implant, impress into the mind, ingrain, impart, impart gradually, disseminate, inspire, diffuse, impress, propagandize, catechize, brainwash, introduce, teach, inculcate, insinuate, indoctrinate, insert, impenetrate, inseminate, force in, put into someone's head*; see also teach 1.
Antonyms remove*, draw out, extract.