Vocabulary consisting only from characters you are able to read
山
やま
mountain, pile, heap, climax, critical pointjlpt5, shizen
不注意
ふちゅうい
carelessness, inattention, thoughtlessnessjlpt3
国会
こっかい
(abbr) National Diet, parliament, congressseiji
実用化
じつようか
making practical or useful, implementationsuru
真っ暗
まっくら
(1)total darkness, pitch dark, (2)bleak future, poor prospects mix
神酒
みき
Rice wine offered to the kamikami
犬歯
けんし
eyetooth, cuspid, canine (tooth), dogtoothmix