There was a bit of a contretemps [ˈkɑntɹəˌtɑn] over the seating arrangements during wedding planning.

contretemps
noun [ˈkɑntɹəˌtɑn]

The word contretemps refers to an inconvenient or embarrassing occurrence or situation. It can also refer to a dispute or argument.

keeping with the word’s French roots, contre- (meaning "counter") and temps (meaning "time"). (The word’s English pronunciation is also in keeping with those roots: \KAHN-truh-tahn\.) By the late 1700s, contretemps had proved itself useful outside of either activity by referring to any embarrassing or inconvenient mishap

English