Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
生きる いきる to live, to existichidan, jlpt4, verb, vintrans
大人 おとな adultjlpt5, leda1
まん (num) 10,000, ten thousand, (adv) myriads, alljlpt5
天文学 てんもんがく astronomymix
三日月 みかづき new moon, crescent moonleda1, shizen