Implausible
Implausible adjective - Too extraordinary or improbable to believe.
Usage example: the terrorist attacks generated a whole passel of implausible conspiracy theories that dishonor the memory of those who perished
Suspicious and implausible are semantically related. In some cases you can use "Suspicious" instead an adjective "Implausible".
Nearby Word: implausibly
Suspicious
Suspicious adjective - Giving good reason for being doubted, questioned, or challenged.
Implausible and suspicious are semantically related. Sometimes you can use "Implausible" instead an adjective "Suspicious".
Nearby Words: suspicion, suspiciously
Mutual synonyms
Related pairs
- suspect and implausible
- suspect and suspicious
- dubious and implausible
- dubious and suspicious
- questionable and implausible
- questionable and suspicious
- doubtful and implausible
- doubtful and suspicious
- incredible and implausible
- incredible and suspicious
- unbelievable and implausible
- unbelievable and suspicious
- uncertain and implausible
- uncertain and suspicious
Both words in one sentence
- Implausible Deniability: Jack keeps insisting that the suspicious cigarette case was a gift from his aunt even after it's obvious that Algernon has read the whole inscription.
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A form of Implausible Deniability used to explain away a suspicious wound or injury.
Source: Cut Himself Shaving
Cite this Source
Suspicious and Implausible. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/implausible/suspicious
Implausible & Suspicious. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/implausible/suspicious>.
Suspicious or Implausible. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/implausible/suspicious.
Google Ngram Viewer shows how "implausible" and "suspicious" have occurred on timeline