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infra-Christian
infra-Christian adj. 
/ˌɪnfrəˈkrɪstjən/,
Brit. /ˌɪnfrəˈkrɪstʃ(ə)n/
, /ˌɪnfrəˈkrɪstʃ(ə)n//ˌɪnfrəˈkrɪstjən/U.S. /ˌɪnfrəˈkrɪstʃən/
somewhat less than Christian./ˌɪnfrəˈkrɪstʃən/ΘΚΠ
society > faith > sect > Christianity > [adjective] > less than
infra-Christian1906
1906 W. R. Inge Truth & Falsehood in Relig. ii. 63 It is not justifiable to take examples of infra-Christian survivals in Christianity, and use them to discredit the religion of Christ.
1917 J. Denney Christian Doctr. Reconciliation ii. 51 As an infra-Christian mode of thinking, it sometimes curiously flawed what was otherwise pure Christian truth.
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