Express
Express adjective - So clearly expressed as to leave no doubt about the meaning.
Usage example: students are not allowed to leave the grounds during school hours unless they have express permission from the principal's office
Sure and express are semantically related. In some cases you can use "Sure" instead an adjective "Express".
Mutual synonyms
Both words in one sentence
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He was even imprisoned in the Plane of Time for the express purpose of making sure that his knowledge of how to obtain godhood would never be shared with mortals.
Source: Video Game / EverQuest -
Burgess adapted it into a play for the express purpose of making sure that no-one else would, as they would surely take the film version as their source.
Source: Literature / A Clockwork Orange - Sure the rangers express regret occasionally about wanting a normal life away from all of this, but they treat the whole thing like it's a Foregone Conclusion.
Cite this Source
Sure and Express. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/express/sure
Express & Sure. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/express/sure>.
Sure or Express. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/express/sure.
Google Ngram Viewer shows how "express" and "sure" have occurred on timeline