Vocabulary consisting only from characters you are able to read
~回
~kai
(first, second, etc.) time, roundjlpt5
代
yo
(1)substitution, (2)material, (3)price, (4)margin (e.g. for stapling, etc.), area required for something, (5)(arch) shiro (unit of land area equal to one-fiftieth of a tan; ~19.83 m.sq.); (6)cha mix
返る
kaeru
(1)to return, to come back, to go back, (2)to turn over, (suf,v5r) (3)(after the -masu stem of a verb) (to become) extremely, (to become) completely godan, verb, vintrans
替わる
kawaru
(1)to succeed, to relieve, to replace, (2)to take the place of, to substitute for, to take over for, to represent, (3)to be exchanged, to change (places with), to switch godan, jlpt3, verb, vintrans, vtrans