Certain and Flat

Certain

Certain adjective - Having been established and usually not subject to change.
Usage example: a certain percentage of the profits will go to charity

Flat and certain are semantically related in change topic. In some cases you can use "Flat" instead an adjective "Certain".

Nearby Words: certainty, certainly

Flat

Flat adjective - Having been established and usually not subject to change.
Usage example: charged a flat rate for overseas calls

Certain and flat are semantically related in change topic. Sometimes you can use "Certain" instead an adjective "Flat".

Nearby Words: flatter, flatly, flatness, flatlet, flatting

Both words in one sentence

  • Eve Angelus has a similar schtick where she'll decide to flat-out ignore certain rhetorical elements when she gets low on health.
  • Even so, it might be argued that a certain resemblance exists between shareware and demos in some cases, such as flat subscription-based games that can segue directly from some sort of free trial to the full game, like World of Warcraft.
    Source: Shareware
  • Metaphorically True Othello: Instead of telling a flat-out lie, Iago often simply plays up everyone else's insecurities, creatively spotlights and phrases certain information, and lets them draw their own conclusions.
Cite this Source
Flat and Certain. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/certain/flat
Certain & Flat. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/certain/flat>.
Flat or Certain. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/certain/flat.
Google Ngram Viewer shows how "certain" and "flat" have occurred on timeline