Ball

まり

mari

(object, generally spherical, used for playing games)

ボール

bōru

(object, generally spherical, used for playing games)

毬

mari

(object, generally spherical, used for playing games)

玉

tama

(solid or hollow sphere)

球

kyū

(solid or hollow sphere)

睾丸

kintama

(testicle — see also testicle)

金玉

kintama

(testicle — see also testicle)

鞠

mari

(object, generally spherical, used for playing games)