Baalism

4 clues
Idolatry
Idol worship
Belief in false gods
Belief in ancient Phoenicia
Similar answers:
Aabaa
Abaa
Abaab
Afrikabambaataa
Alcoholism
Alibaabaa
Alibabaaurhum
Anabolism
Animalism
Antiimperialism
Baa
Baabaa
Baabaabaa
Baabaablacklamb
Baabaablacksheep
Baabaaghanouj
Baabaarella
Baabaashop
Baabaashopquartet
Baabaawalters