co-Joint redeemer ?
prefix
1 (forming nouns) joint; mutual; common : coeducation.
2 (forming adjectives) jointly; mutually : coequal.
3 (forming verbs) together with another or others : coproduce | co-own.
4 Mathematics of the complement of an angle : cosine.
• the complement of : colatitude | coset.
Mutual redeemer ?
common redeemer ?
BuuuZZZZ you fail !
Hardly. The Catholic Church does not allow Funk & Wagnals or some comic book publication to redefine the lexicon for the amusement and satisfaction of anti-Catholics.