to spend time to learn about certain subjects by reading books, going to school, etc.

勉強する (べんきょうする - benkyou suru), 学ぶ (まなぶ - manabu)
the study of past events, especially as a subject in school or university

歴史 (れきし), 史学 (しがく)
the system of communication by spoken or written words, that the people of a particular country or region use

言語(げんご), 言葉(ことば)
knowledge about the structure and behavior of the natural and physical world, especially based on testing and proving facts

科学 (かがく, kagaku)
to write or say the letters that form a word one by one in the right order

つづる (tsuzuru), スペルする (superu suru)
an examination that consists of a set of questions, exercises, or activities to measure someone’s knowledge, skill, or ability

テスト, 試験
the act or process of looking at a written or printed piece and comprehending its meaning

読書(どくしょ), 読み(よみ)
the study of numbers and shapes that involves calculation and description

数学(すうがく), マスマティクス
