Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
十分 じゅうぶん enoughjlpt4, leda1
本の虫 ほんのむし bookwormleda1
学ぶ まなぶ učit segakkou, godan, leda1, verb
早い はやい earlyadj, jlpt5, toki
校正 こうせい (1)proofreading, correction of press, (2)calibration suru