The pragmatic presumption-presumption trigger link can be explored in terms of (non-)putative polyphonic utterance articulation, ending in distinct interlocutor engagement types. In some intricate presupposition interruption cases, the speaker opines the hearer’s admission of, and dedication to proposals that do not appertain to common ground or that have been expressly refused as such. Polyphonic utterance treatment explains how and why a presupposition is suspended, dinstinguishing contrasting presumptions that can be further settled via best account thinking, which may alter utterances' illocutionary force.