Where does “dogmatism” come from?

Dogmatism comes from French dogmatisme, denoting rigid adherence to established principles or doctrines.

dogmatism (English): The manner or character of a dogmatist; arrogance...

Definitions

Step	Language	Word	Meaning
1	French	dogmatisme	dogmatism
2	Catalan	dogmàtic	—
3	Latin	dogmaticus	dogmatic
4	Ancient Greek	δογματικός	dogmatic
5	Ancient Greek	δόγμα	opinion, belief; decision, judgment
6	Ancient Greek	δοκέω	To expect, think, suppose, imagine; To seem, to...
7	Ancient Greek	δέχομαι	To accept, receive
8	Proto-Indo-European	deḱ-	take; perceive

dogmatism — Etymology, Origin & Word History | Etymology Explorer