You searched for: “symmachy”
symmachy (s) (noun), symmachies (pl)
1. Fighting together or in an alliance with an ally (or allies).
2. Fighting jointly against a common enemy.
This entry is located in the following units: -mach, -machy, -machies, -machia, -machist, -machic, -machical (page 4) syn-, sy-, sym-, syl-, sys- (page 8)