Crazy
Crazy adjective - Showing or marked by a lack of good sense or judgment.
Usage example: a crazy plan to climb Mount Everest without proper equipment
Valid
Valid adjective - According to the rules of logic.
Usage example: your argument isn't valid because you're taking what should be the conclusion and using it as a premise
Nearby Words: validity, validation
Both words in one sentence
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We were meant to root for him and not Polaris when she, naturally, went crazy and tried to kill the both of them, and yet despite this Lorna did raise the very valid point that he could have called things off before the ceremony instead of humiliating her.
Source: Runaway Bride - A Fool for a Client: In most works of fiction, pro se litigants are usually portrayed as crazy or devoid of a valid case (ergo, they're going pro se because no self-respecting attorney would take it).
Source: Artistic License Law - Kevin 11 from Ben 10, despite being an Ax-Crazy Sociopathic Enfant Terrible, was often this among his fans, even though the show flat-out presented his Freudian Excuse as not being valid enough for his unrepentant villainy.
Cite this Source
Valid and Crazy. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/crazy/valid
Crazy & Valid. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/crazy/valid>.
Valid or Crazy. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/crazy/valid.
Google Ngram Viewer shows how "crazy" and "valid" have occurred on timeline