The act of collaborating.
Treasonous cooperation.
A production or creation made by collaborating.
A state of agreement; harmony; union.
Agreement of words with one another, in gender, number, person or case.
An agreeable combination of tones simultaneously heard; a consonant chord; consonance; harmony.
A variety of sweet American grape, with large dark blue (almost black) grapes in compact clusters; a Concord grape.
To agree; to act together