Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
歴史 rekiši historygakkou, jlpt3, jlpt4
忙しい isogašii busy, irritatedadj, jlpt5
静かな šizukana quietadj
寝かせる nekaseru to put to bed, to lay down, to fermentichidan, verb, vtrans
眠る nemuru to sleepgodan, jlpt3, jlpt4, verb, vintrans