Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
平方根 へいほうこん square rootmath
毎日 まいにち every dayjlpt5, leda1, toki
自明 じめい obvious, self-evident, trivial, axiomatic, self-explanatorymix
三角 さんかく trojúhelníkleda1, math
行列 ぎょうれつ průvod, procesí, řadaleda1
~階 ~かい (first, second, etc.) floor, story, gradejlpt5
学者 がくしゃ scholar/(P)adj, leda1
浮上 ふじょう surfacing, rising to the surfacesuru
得意 とくい (1)triumph, prosperity, (2)pride, (3)one's strong point, one's forte, one's specialty, (4)frequent customer (client, etc.) mix
動転した どうてんした upsetadj, emo
大事 だいじ importantjlpt4
激減 げきげん dropping sharply, decreasing rapidlysuru
せん 1,000, thousandjlpt5
合計 ごうけい celková sumaleda1
楽な らくな comfort/ease/(P)adj, jlpt3