How to say “Express irritation” professionally

Level 1: I'm encountering some challenges with the current task assignments, which are impacting my ability to prioritize effectively across critical deliverables. Could we perhaps review the project's key objectives to ensure optimal alignment and resource allocation?

Level 2: I'm finding it increasingly difficult to allocate sufficient focus to my core responsibilities given the influx of ad-hoc requests. Would it be possible to schedule a brief meeting to recalibrate expectations and optimize our collective output without compromising existing deadlines?

Level 3: Per the RACI matrix we established for this initiative, this task appears to fall under [Colleague's Name]'s 'Accountable' column, which I believe we reviewed during our last sprint planning. Perhaps we can revisit the documentation to clarify ownership and prevent any further deviations from our agreed-upon process.

Level 4: My current workload is at capacity, and taking on this additional task would directly jeopardize the deadline for [Critical Project]. We need to either re-prioritize existing tasks or reallocate this new request to maintain project integrity and avoid downstream impacts.

Level 5: No.

Level 1: We've received your latest feedback, and some of the requested changes appear to deviate from the original project scope outlined in our Statement of Work. Could we schedule a call to review these points together and clarify any potential impact?

Level 2: We're keen to deliver exactly what you envision, but the recent iterations are introducing complexities that were not factored into our initial project plan. To maintain our current timelines, we may need to explore a formal change request process for these new elements.

Level 3: Following your recent feedback, we've identified several items that represent a significant scope creep, as per the mutually agreed-upon Project Charter version 2.3. We'll need to initiate a formal change order process, complete with revised budget and timeline projections, to accommodate these 'enhancements'.

Level 4: These additional requests fall outside the signed Statement of Work. Proceeding with them would require a formal change order, which will impact both the project budget and timeline. Please confirm how you wish to proceed, understanding the associated adjustments.

Level 5: No more freebies.

Level 1: I'm noticing a recurring pattern where [specific action, e.g., late submissions] seems to be delaying our shared progress on [project name]. Could we collaborate on a more streamlined approach to ensure we both meet our objectives?

Level 2: I've been consistently following up on [specific item] which is critical for my deliverables, and I haven't seen an update. This is beginning to impact my timelines; how can we resolve this efficiently to prevent further delays?

Level 3: Just checking in on the status of [item] – I believe it was marked as 'In Progress' in the Kanban board last Tuesday, and my dependencies are now accruing significant technical debt. Any updates on when I can expect a pull request or an official status change?

Level 4: Your consistent delays on [task] are directly preventing me from completing [my task], which is now overdue. I need [item] by [specific time] today, or I will have to escalate this to [Manager's Name] to re-prioritize accordingly.

Level 5: Your turn.