Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
hot waterjlpt4, ryouri
階級 かいきゅう class, rank, grademix
緑化 りょっか tree planting, afforestationsuru
果実 かじつ fruit, nut, berrymix
航路 こうろ course, (sea) route, runmix
省く はぶく (1)ministry, department, (2)province (of China), (n-pref) (3)saving, conserving godan, verb, vtrans
関節 かんせつ joints (knee joint, elbow joint, etc.)hito
歴史 れきし historygakkou, jlpt3, jlpt4
健全 けんぜん health, soundness, wholesomemix
残念 ざんねん bad luck, regret, disappointmentjlpt4