Words

Akkadian
bēlu - lord (CAD B 191, AHw. 118)
Akkadian
bennu - (a kinship term) (CAD B 206, AHw. 122)

No definitive etymology can be suggested.

Akkadian
bennu - (a type of epilepsy) (CAD B 205, AHw. 122)

Cf. bennūtu 'epileptic fit'? (SAD I).
No etymology can be suggested (Stol 1993, 5).

Akkadian
betātu - (a decoration used on garments and leather objects) (CAD B 214, AHw. 115)

Or battatu. No etymology can be suggested.

Akkadian
bibbu - wild sheep (CAD B 21, AHw. 124)
Akkadian
bibinakku - (a bird) (CAD B 219, AHw. 124)

No etymology can be suggested, most probably of foreign origin.

Akkadian
bibinnu - temple (?) (CAD B 219, AHw. 124)

Or bibēnu.
No etymology can be suggested.

Akkadian
bibirru - a disease (CAD B 219, AHw. 124)

No etymology can be suggested.

Akkadian
bibrû - (a bird; a vessel) (CAD B 222, AHw. 125)

From Sum. BIBRA 'a bird; a drinking cup in the shape of a bibra-bird' (PSD B 151, Veldhuis 2004:224).

Akkadian
bibu - baby (?) (CAD B 223, AHw. 125)

Most probably a Lallwort (CAD B 223).