They should end up like this. 短+長 翌+昨 硬+柔 忙+暇 窃+買
TAN, mijika(i) - short
CHOU, naga(i) - long
YOKU - next, following
SAKU - past, yesterday
KOU, kata(i) - hard, firm
JUU, NYUU, yawa(rakai) - soft
BOU, isoga(shii) - busy
KA, hima - free time, leisure
SETSU - steal
BAI, ka(u) - buy