Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
空ける あける vyprázdnit (láhev)ichidan, jlpt3, leda1, verb, vtrans
手がかり てがかり (1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
空手 からて karatesport
空く あく to become vacantgodan, jlpt3, jlpt5, leda1, verb, vintrans
空っぽ からっぽ prázdnýleda1
そら skyjlpt5, leda1, shizen
おなじ; おなじく; くりかえし; どうのじてん; のま množné číslo (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (sometimes voiced); repetition of kanji (jen výjmečně)
手にする てにする (1)to hold (in one's hand), to take (into one's hand), (2)to own, to obtain suru
handhito, jlpt5
手のひら てのひら palmhito