Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
画数 かくすう stroke countbunpou
歯石 しせき dental calculus (calcified deposits that accumulate on the teeth), tartar (of the teeth)mix
半音 はんおん half tone (music)ongaku
注意する ちゅういする advise, pay attentionjlpt4, suru, verb
解く とく (1)to solve, to answer, (2)to untie, (3)to comb, to untangle (hair) godan, jlpt3, verb, vtrans