coadjument
Etymology
From co- + adjument.
coadjument means mutual help; cooperation. Lexicurio rates it Sui generis — a strength score of 87 out of 100.
noun
- Mutual help; cooperation.“The power with which they [sc. ministers of religion] have urged it home on the hearts and the consciences of their hearers is proof that the coadjument of the brethren has a mighty influence over their hearts.”