Find Synonyms
implausible Synonyms
Another word for implausible
Choosing another word for implausible that fits your sentence is easier when synonyms and similar words are paired with an exact adjective definition and ranked by match strength.
• adjective (Context 1)
Not seeming reasonable or probable; failing to convince or hard to believe.
Usage Example
"The suspect offered an unbelievable explanation for why his fingerprints were on the safe."
Strongest
unbelievable
improbable
unconvincing
far-fetched
unlikely
Strong
dubious
doubtful
incredible
questionable
flimsy
Opposites of implausible
The opposite of implausible shifts depending on context. Common opposites include:
plausible
credible
believable
probable
likely
convincing
reasonable
tenable
• Nearby Words
Cite this Entry
Wordmom. (2026). Synonyms for Implausible. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/implausible