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
そら skyjlpt5, leda1, shizen
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
手がかり てがかり (1)clue, key, trail, scent, track, contact, (2)handhold, on hand mix
空く あく to become vacantgodan, jlpt3, jlpt5, leda1, verb, vintrans