"estudiar superficialmente" in English

to hit the books- to bone up on- to con- to do- to examine- to examine- to eye up- to go into- to kick around- to look at- to look into- to prep- to read up- to research- to review- to scope- to see into- to take- to train- to read- to study- to investigate- to learn- to consider

perfunctorily- superficiallysuperficiallysuperficially

flesh- surface

cursory- superficial- aboveground- scrappy- sketchy- surficial- casual- cosmetic- facile- flighty- lightweight- one-dimensional- perfunctory- shallow- skimpy- trivial