Sheep BLEAT, and the sound they make is often said to be a BAA.
The sheep BAAED. The sheep are BAAING. That sheep BAAS loudly.
A sheep that is two years old is called a TEG or TEGG.
Male TEGGS will TUP, or have sex with, a female sheep.
A sheep that is not castrated is a TUP. and when it has sex, that's called TUPPING.
A sheep that is castrated is called a WETHER.
Add an L to BAA and you get BAAL. BAAL was once the name of an Egyptian god, now it just means a false god that someone worships.
BAAL is pluralized BAALS or BAALIM.
The worship of a false god is called BAALISM.
BAAL was originally spelled with the Hebrew letter AYIN (or AIN), and so it would have a diacritical mark and so not technically be suitable for Scrabble, but Scrabble allows it because it ignores diacritical marks.
Anagram BAA to ABA.
An ABA is a garment worn by Arab men. The ABAYA is worn by women. (According to the official Scrabble dictionary).
According to an online dictionary, ABA and ABAYA are interchangeable.
If you pluralize ABA, you get ABAS.
And if you anagram ABAS, you get BABA, which is a rum cake. BABA is also spelled BABKA.