anti-ritualism
noun
an·ti-rit·u·al·ism 
ˌan-tē-ˈri-chə-wə-ˌli-zəm,
-chə-ˌli-;
-ˈrich-wə-;
ˌan-tī- : opposition to rituals or ritualism
By careful comparison of differences in the social dimensions we may come to understand the sociological determinants of ritualism and anti-ritualism. 
The Times Literary Supplement (London)
The Times Literary Supplement (London)
Word History
First Known Use
1860, in the meaning defined above