Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
温室効果 おんしつこうか greenhouse effectmix
鋼鉄板 こうてつばん steel platemix
こころ mind, heartjlpt4
留置 りゅうち detainment, imprisonment, poundagesuru
クモ綱 くもこう arachniddoubutsu