Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
kokoro mind, heartjlpt4
喜ぶ yorokobu be delightedgodan, jlpt4, verb, vintrans
喜び yorokobi joy/delight/rapture/pleasure/gratification/rejoicing/congratulations/felicitations/(P)jlpt3
痛い itai painfuladj, byouki, jlpt5
蝶々 chouchou butterflydoubutsu