癩病[raibyou] Hansen's disease
癩病患者[raibyoukanja] leper
癩菌[raikin] Mycobacterium leprae
救癩[kyuurai] helping the lepers

白癩[shirahatake] vitiligo
白癩[byakurai] white leprosy
黒癩[kokurai] black leprosy

明白[meihaku] obvious
白地[akarasama] plain
白口[shiroguchi] white croaker (Pennahia argentata)
白耳義[berugii] Belgium
白竜[peeron] dragon boat (long 22-person canoe used for racing)

黄白[kouhaku] yellow and white
黄白色[ouhakushoku] yellowish-white
灰白[kaihaku] gray
灰白質[kaihakushitsu] gray matter
灰白色[kaihakushoku] grayish white