Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
八つ やっつ eightjlpt5
地下水 ちかすい underground water/(P)shizen
恋愛 れんあい love/love-making/passion/emotion/affections/(P)ai, jlpt3, suru
足す たす addjlpt3, jlpt4, math