Persistent
Persistent adjective - Continuing despite difficulties, opposition, or discouragement.
Usage example: although his first attempts were singularly unsuccessful, he was persistent in his pursuit of a career in rock music
Sure and persistent are semantically related. In some cases you can use "Sure" instead an adjective "Persistent".
Sure
Sure adjective - Having or showing a mind free from doubt.
Persistent and sure are semantically related. Sometimes you can use "Persistent" instead an adjective "Sure".
Nearby Word: surely
Mutual synonyms
Both words in one sentence
- He usually followed it up with the persistent 'Are you sure it wasn't you wot did it?
Source: Exasperated Perp - The sisters in Magikano are quite persistent in making sure Haruo doesn't use any magic or realize they're witches.
Source: Locked Out of the Loop -
Locked Out of the Loop: Haruo's sisters seem quite persistent in making sure he doesn't use any magic or realize they're witches.
Source: Manga / Magikano
Cite this Source
Sure and Persistent. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/persistent/sure
Persistent & Sure. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/persistent/sure>.
Sure or Persistent. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/persistent/sure.
Google Ngram Viewer shows how "persistent" and "sure" have occurred on timeline