unbelievable
I
adjective
absurd, difficult to accept, difficult to believe, disbelieved, distrusted, doubtful, dubious, farfetched, hard to believe, implausible, improbable, inconceivable, incredible, open to doubt, open to suspicion, palpably false, questionable, staggering, suspect, suspicious, unconvincing, unimaginable, unlikely, untenable, unthinkable
II
index
debatable, disputable, doubtful, implausible, impossible, incredible, ludicrous, remarkable, suspicious (questionable), uncanny
Burton's Legal Thesaurus.
William C. Burton.
2006