Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
あだ名 adana nicknamesuru
代わる kawaru nahradit (někoho)godan, jlpt3, leda1, verb, vintrans
大人 otona adultjlpt5, leda1
天文学 tenmongaku astronomymix
今日 kjou todayjlpt5, leda1, toki