Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
水温 すいおん water temperaturemix
うち (1)inside/within/ (2)while/ (3)among/amongst/between/(pn,adj-no) (4)we (referring to one's in-group, i.e. company, etc.)/our/ (5)my spouse/(n) (6)(arch) imperial palace grounds/ (7)(arch) emperor/( adj, jlpt4, leda1
太る ふとる to grow fatgodan, jlpt4, verb, vintrans
宿る やどる (1)to lodge, to dwell, (2)to be pregnant godan, verb, vintrans
国字 こくじ (1)country's official writing system, native script, (2)kana, (3)kanji that originated in Japan (as opposed to China) bunpou