Thus, out of our five Warsaw Pact allies, we have one probable cobelligerent, two possibles, and two unlikelies.    From Wordnik.com.  [Archive 2009-02-01] Reference

The U.S. completed the draft of a peace treaty with Japan and communicated it to the 14 cobelligerent powers, including the Soviet Union.    From Wordnik.com.  [1951, Jan. 29] Reference

He had to listen with great attention, Algarve being Zuwayza's cobelligerent against King Swemmel of Unkerlant and much the bigger power of the two.    From Wordnik.com.  [Rulers of the Darkness]

As foreign minister of a kingdom with a large, unfriendly neighbor and an arrogant cobelligerent, Hajjaj didn't see the advisability of counting on much of anything.    From Wordnik.com.  [Rulers of the Darkness]

Algarve was a nasty cobelligerent.    From Wordnik.com.  [Rulers of the Darkness]