An analytical approach that classifies and interprets utterances by their communicative function (for example, assertions, questions, directives, commissives, or performatives), distinguishing illocutionary force and speaker intent from mere propositional content and locutionary form.

Principle

An utterance’s communicative effect depends not only on its propositional content but on the illocutionary force determined by context, speaker role, and conventional social procedures; correctly identifying function requires contextual evidence beyond surface grammar.

Demonstration

Illustrative scenario → Situation: At a legal ceremony, an officiant says, “I now pronounce you married.” Recognition: Despite asserting a proposition, the utterance is a performative that effects a change in social status under institutional convention. Action: Participants treat the statement as constitutive of the marital status. Consequence: The utterance functions as an act rather than a report about a state.

Misapplication

Inferring communicative function from sentence form alone — e.g., assuming every interrogative is a genuine information request — overlooks that surface form can perform other acts (rhetorical question, challenge) and misreads speaker intent.

Consequence

Applied properly, speech act analysis clarifies speaker intentions, prescriptive effects, and appropriate responses; misapplied, it produces systematic misinterpretation of discourse roles and inappropriate pragmatic reactions.

Reversal

In some institutional or cross‑cultural settings, conventions assign force differently (written formulas, legal texts, or languages with distinct politeness systems), so standard functional classifications can fail or require recalibration to local conventions.

Boundary

Clearly within: face‑to‑face institutional utterances where context and conventional procedures determine force. Boundary case: isolated written texts lacking situational context where function is ambiguous. Clearly outside: analyses limited to truth‑conditional semantics that ignore pragmatic force.

Semantic Tension

Tension with Truth‑Conditional Semantic Analysis — speech act analysis emphasises communicative function and social effect, whereas truth‑conditional semantics emphasises propositional content and truth‑value; reconciling both is necessary for full discourse interpretation.

Synthesis

Understanding utterances requires separating what is said (propositional content) from what is done (illocutionary force): function is context‑sensitive and often cannot be inferred from form alone.