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
sora skyjlpt5, leda1, shizen
手がかり tegakari (1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
te handhito, jlpt5
手にする tenisuru (1)to hold (in one's hand), to take (into one's hand), (2)to own, to obtain suru
空ける akeru vyprázdnit (láhev)ichidan, jlpt3, leda1, verb, vtrans
手のひら tenohira palmhito
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)
空手 karate karatesport
空っぽ karappo prázdnýleda1