Vocabulary consisting only from characters you are able to read
帰化
きか
naturalization, naturalisationsuru
自明
じめい
obvious, self-evident, trivial, axiomatic, self-explanatorymix
古文
こぶん
ancient writing, classical literature; ancient writing, classical literaturegakkou
取り組む
とりくむ
to tackle/to wrestle with/to engage in a bout/to come to grips with/to make effort/to strive for/to deal with/(P)godan, leda1, verb, vintrans
3次元
さんじげん
three dimensions, three dimensional, 3D, 3-Dmath