Solutions Incompatible with each other has 4 entries with similar clues
- 8-letter words
- conflictBe incompatible
- 10-letter words
- enantiomerEach of a pair of molecules that are mirror images of each other
- 11-letter words
- round-robinA tournament in which each competitor plays in turn against each other
- 14-letter words
- irreconcilableIncompatible