staff, stick, walking stick, cane, stave, strove, rod, wand / something one leans on, a support / a cane used for corporal punishment

a jo: a fighting staff, a little over 4 尺 (shaku, “a traditional unit of measure, about 30 cm or a foot”) long, shorter than a 棒 (bō, “quarterstaff”)

he; boyfriend

beluga whale; white whale (Delphinapterus leucas)

use one thing for many purposes / work someone hard

to use one's head

the color white / Short for 白人 (hakujin): an amateur / a performer's lines / (mahjong) a white dragon tile

white

unapplied, undecorated; also the object that is unapplied or undecorated / honest, serious; also the person who is honest or serious

white / undyed, unpainted, unseasoned, etc. / pure / innocent / normal, unspecial