despiritualize
verb
de·spir·i·tu·al·ize (ˌ)dē-ˈspi-ri-ch(ə-)wə-ˌlīz 
-chə-ˌlīz,
-chü-ə-
despiritualized; despiritualizing; despiritualizes
transitive verb
: to deprive of spiritual character or influence
Word History
First Known Use
1840, in the meaning defined above