confirmable

absolute clear definite genuine positive real safe sure true undeniable

ascertained authoritative conclusive demonstrable destined determined establishable evident firm fixed guaranteed having down pat in the bag incontrovertible indubitable infallible irrefutable known on ice plain predestined provable reliable salted away set sound supreme trustworthy unambiguous undoubted unequivocal unerring unmistakable verifiable

counterfeit doubted doubtful false invalid uncertain unreal unsure vague

questionable unpredictable unreliable

absolute ascertained authoritative clear conclusive definite demonstrable destined determined establishable evident firm fixed genuine guaranteed hard having down pat in the bag incontestable incontrovertible indisputable indubitable infallible irrefutable known on ice plain positive predestined provable real reliable safe salted away set sound supreme sure sure thing true trustworthy unambiguous unassailable undeniable undisputable undoubted unequivocal unerring unmistakable unquestionable verifiable

absolute ascertained authoritative clear conclusive definite demonstrable destined determined establishable evident firm fixed genuine guaranteed hard having down pat in the bag inarguable incontrovertible indisputable indubitable infallible irrefutable known on ice plain positive predestined provable real reliable safe salted away set sound supreme sure sure thing true trustworthy unambiguous unassailable undeniable undisputable undoubted unequivocal unerring unmistakable unquestionable verifiable

certain conclusive deductible demonstrable testable undoubtable verifiable

absolute conclusive indisputable infallible irrefutable undeniable unequivocal

ascertained authoritative clear definite demonstrable destined determined establishable evident firm fixed genuine guaranteed hard having down pat in the bag inarguable incontestable incontrovertible indubitable known on ice plain positive predestined provable real reliable safe salted away set sound supreme sure sure thing true trustworthy unambiguous undisputable undoubted unerring unmistakable unquestionable verifiable

disputable doubtful dubious imperfect indefinite questionable refutable uncertain unsure vague

absolute ascertained authoritative clear conclusive definite demonstrable destined determined establishable evident firm fixed genuine guaranteed hard having down pat in the bag inarguable incontestable incontrovertible indisputable indubitable infallible irrefutable known on ice plain positive predestined provable real reliable safe salted away set sound supreme sure sure thing true trustworthy unambiguous unassailable undeniable undoubted unequivocal unerring unmistakable unquestionable verifiable

valid

correct testable

documented verifiable

established seen substantiated

verificatory

refuted