Invincible
Invincible adjective - Incapable of being defeated, overcome, or subdued.
Sure and invincible are semantically related. In some cases you can use "Sure" instead an adjective "Invincible".
Nearby Words: invincibly, invincibility
Sure
Sure adjective - Having or showing a mind free from doubt.
Invincible and sure are semantically related. Sometimes you can use "Invincible" instead an adjective "Sure".
Nearby Word: surely
Mutual synonyms
Both words in one sentence
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Sure, they are invincible and can move incredibly fast, but that pales in comparison to... Infinity+1 Sword: Hyper Sonic and Hyper Knuckles.
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Actually making sure you're in the vicinity of several Shy Guys while invincible is another story entirely.
Source: Self-Imposed Challenge -
Invincible Hero: Lou Thesz is perhaps the first of these in professional wrestling, often going to great lengths behind the scenes to make sure he stayed champion in the 40's and 50's.
Cite this Source
Sure and Invincible. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/invincible/sure
Invincible & Sure. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/invincible/sure>.
Sure or Invincible. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/invincible/sure.
Google Ngram Viewer shows how "invincible" and "sure" have occurred on timeline