YOU SAID:
Religion is kind a boring
INTO JAPANESE
宗教は一種のつまらないものです。
BACK INTO ENGLISH
Religion is a kind of boring thing.
INTO JAPANESE
宗教は退屈なものです
BACK INTO ENGLISH
Religion is boring.
INTO JAPANESE
宗教はつまらない。
BACK INTO ENGLISH
Religion is boring.
That didn't even make that much sense in English.