His unorthodoxy in religious teachings led to his excommunication from the church.

unorthodoxy 是由前缀 un-（表示“非、不”）和名词 orthodoxy（正统）组成的复合名词。orthodoxy 来自希腊语 orthos（正确的）和 doxa（观点），字面意思是“正确的观点”。unorthodoxy 表示“非正统的观点或做法”。