Insane and Unbelievable


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Insane adjective – Conceived or made without regard for reason or reality.
Usage example: a completely insane plan to build an opera house in the middle of nowhere

Unbelievable and insane are semantically related. In some cases you can use "Unbelievable" instead an adjective "Insane".
Nearby Words: insanity, insanely
Synonyms for Insane


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Unbelievable adjective – Too extraordinary or improbable to believe.
Insane and unbelievable are semantically related. Sometimes you can use "Insane" instead an adjective "Unbelievable".
Nearby Words: unbelieving, unbeliever
Synonyms for Unbelievable

Things that words describes

ability insane ability unbelievable ability
power insane power unbelievable power
strength insane strength unbelievable strength
amount insane amount unbelievable amount
Other nouns: luck, plot, number, rate, degree, example, characters, level, version, stories, powers, stunts, feats, lengths, amounts, levels.

Both words in one sentence

  • Back in the "School Festival" Arc, Negi questions Chao about why she has an insane technique that drains the body and soul for unbelievable power.
  • Cue the next major story arc where he learns an insane technique that drains body and soul for unbelievable power.
  • Webcomic / Guilded Age Sundar: Just because they got unbelievable mental self-discipline and control powers that would drive an ordinary person insane, they think they're better than us.
Cite this Source
Unbelievable and Insane. (2016). Retrieved 2020, July 08, from
Insane & Unbelievable. N.p., 2016. Web. 08 Jul. 2020. <>.
Unbelievable or Insane. 2016. Accessed July 08, 2020.

Synonyms for insane
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Synonyms for unbelievable
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Google Ngram Viewer shows how "insane" and "unbelievable" have occurred on timeline: