Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
一気 いっき (abbr) drink! (said repeatedly as a party cheer)mix
静けさ しずけさ stillness/silence/hush/calm/serenity/(P)mix
音速 おんそく speed of soundshizen
無題 むだい No Title, untitledmix
絶対 ぜったい (1)absolutely, unconditionally, (adj-no) (2)absolute, unconditional, unmistakable, (n) (3)absoluteness jlpt3
夏ばて なつばて letní únava, malátnost (z horka)leda1
表面積 ひょうめんせき surface areamath
古来 こらい from time immemorial, ancient, time-honoured, time-honoredtoki
閉まる しまる to close, become closedgodan, jlpt5, verb, vintrans