| Arguing |
| Clashing |
| Battling |
| Fighting |
| Differing |
| Discordant |
| Squabbling |
| Quarreling |
| Conflicting |
| In conflict |
| Out of line |
| Disagreeing |
| Out of sync |
| On bad terms |
| Contradictory |
| Locking horns |
| Butting heads |
| Arguing (with) |
| Feuding (with) |
| Fighting (with) |
| Unable to agree |
| In disagreement |
| Not in agreement |
| Out of alignment |
| Not jibing (with) |
| Not getting along |
| Conflicting (with) |
| Disagreeing (with) |
| Like bitter rivals |
| Not agreeing (with) |
| On bad terms (with) |
| Butting heads (with) |
| Not on the same page |
| Not seeing eye to eye |
| Not on the best of terms |
| Disagreeing like bookies? |
| Like members of a hung jury |
| Having a difference of opinion |
| Engaged in sibling rivalry, say |
| Like two people fighting over whether a number is divisible by two? |