ball, globe / bowl (in the game of bowls) / scoop (of e.g. ice cream) / bauble / head or face / ball, testicle / tit, breast

(slang) butt, bum, ass

inflection of bouler:
/ inflection of bouler:

stinkbomb

earplug

disco ball (suspended rotating mirrored sphere which casts moving spots of light across a room when light is projected on it)

(colloquial) headbutt

(medicine) a urological tool used to assess urethral diameter, that is ball- (or bulb-) tipped

snowball / (type of) viburnum

plural of bougie à boule