To prepare by mixing ingredients, as in cooking.
To contrive is to scheme and cause something to happen or to plan and invent something.
To serve incorrectly or dishonestly as an official representative of.
To make untrue statements; lie.
To give a false impression:
Find another word for trump-up. In this page you can discover 9 synonyms, antonyms, idiomatic expressions, and related words for trump-up, like: think up, devise, concoct, contrive, present fraudulent evidence, misrepresent, falsify, deceive and lie.