Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
合図 あいず sign/signaljlpt3, leda1, suru
組成 そせい composition, constitutionsuru
物理 ぶつり physicsgakkou, jlpt3
正方形 せいほうけい squareleda1, math
深める ふかめる to deepen, to heighten, to intensifyichidan, jlpt3, verb, vtrans