Can’t crack the code? Unveiling the answer to feuding big-time!

1. Engaged in a major conflict
2. In a state of ongoing hostility
3. Involved in a heated dispute
4. Gripped by a serious feud
5. Locked in a battle of wills
6. Embroiled in a long-standing rivalry
7. Entangled in an acrimonious disagreement
8. Struggling in a turbulent conflict
9. Entrenched in a bitter dispute
10. Wrapped up in a fierce contention