Here's what rhymes with prescriptive.

Consider these alternatives

normative / formative simplistic / characteristic legalistic / characteristic concise / price doctrinaire / their abstruse / use permissive / wishes dogmatic / dramatic boilerplate / late interpretative / native probabilistic / characteristic programmatic / dramatic truthful / useful highfalutin / including materialist / imperialist argumentation / operation moralistic / characteristic platitudes / groups paradigms / times methodologies / qualities hyperbole / be metaphorical / historical allusive / inclusive explanatory / story communicative / uncommunicative parsimonious / erroneous idealised / realized