Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
空く aku to become vacantgodan, jlpt3, jlpt5, leda1, verb, vintrans
te handhito, jlpt5
空ける akeru vyprázdnit (láhev)ichidan, jlpt3, leda1, verb, vtrans
手のひら tenohira palmhito
空っぽ karappo prázdnýleda1
sora skyjlpt5, leda1, shizen
onaji; onajiku; kurikaeshi; dounojiten; noma množné číslo (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (jen výjmečně)
手がかり tegakari (1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
手にする tenisuru (1)to hold (in one's hand), to take (into one's hand), (2)to own, to obtain suru
空手 karate karatesport