French word superstitieux comes from Latin superstitio (Superstition.), Latin -osus

Detailed word origin of superstitieux

Dictionary entry	Language	Definition
superstitio	Latin (lat)	Superstition.
-osus	Latin (lat)	-ose, -ous; full of, prone to. Used to form adjectives from nouns.
superstitiosus	Latin (lat)	Superstitious.
superstitieux	French (fra)	Superstitious (susceptible to superstitions).

Words with the same origin as superstitieux