Inadvertent
Inadvertent adjective - Happening by chance.
Usage example: an inadvertent encounter with a rattlesnake in the brush
Sure is an antonym for inadvertent.
Sure
Sure adjective - Having or showing a mind free from doubt.
Inadvertent is an antonym for sure.
Nearby Word: surely
Both words in one sentence
- Despite this ominous and inadvertent (the other woman doesn't know about the fling either) warning, Connie continues the affair until sure enough, disaster strikes.
Cite this Source
Sure and Inadvertent. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/inadvertent/sure
Inadvertent & Sure. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/inadvertent/sure>.
Sure or Inadvertent. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/inadvertent/sure.
Google Ngram Viewer shows how "inadvertent" and "sure" have occurred on timeline