Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
空気 くうき airjlpt4, kagaku, leda1, tenki
五日 いつか five days, the fifth day (of the month)jlpt5, toki
やる気 やるき willingness (e.g. to do something)/eagerness/motivation/inspiration/determination/high aspirationsjlpt3
赤字 あかじ (1)deficit, (being in or going into) the red, (2)red text, red letters, (3)corrections (by a teacher or proofreader) written in red mix
いし stonejlpt4, kagaku, leda1, shizen