adjective
Synonyms: implausible , flimsy, improbable, inconceivable, incredible, thin, unbelievable, unconvincing, unsubstantial, weak
Antonyms: conceivable
adjective
Synonyms: implausible , flimsy, improbable, inconceivable, incredible, thin, unbelievable, unconvincing, unsubstantial, weak
Antonyms: conceivable
Merriam Webster. Collegiate thesaurus English vocabulary. Английский энциклопедический словарь тезаурус. 2003