Vocabulary consisting only from characters you are able to read
暗記
anki
memorization, memorisation, learning by heartsuru
課題
kadai
subject/theme/task/challenge/issue/matter/(P)jlpt3, leda1
活用
kacujou
(1)practical use, application, (2)(ling) conjugation, declension, inflection suru
原発
genpacu
(1)(abbr) nuclear power plant, nuclear power generation, (adj-no,n,vs) (2)primary (e.g. primary immunodeficiency syndrome) denki
止す
josu
(after the -masu stem of a verb) to stop in the midst of, to leave undone; to cease, to abolish, to resign, to give upgodan, verb, vtrans