Vocabulary consisting only from characters you are able to read

kanji kana meaning randomReload
空く あく to become vacantgodan, jlpt3, jlpt5, leda1, verb, vintrans
白い しろい whiteadj, iro, jlpt5
紅白 こうはく red and white, colours for festive or auspicious occasions (colors)iro
あか rediro, jlpt5
空っぽ からっぽ prázdnýleda1