controvertible

contentious disputed dubious questionable

arguable argumentative contended contestable debateable disputable disputatious doubtable doubtful dubitable in dispute litigious moot open to discussion open to question polemical suspect uncertain under discussion

certain definite sure

agreeable incontrovertible peaceful uncontroversial undisputed undoubted unquestionable

baseless false feeble frivolous groundless lame thin

poor trifling

assailable contemptible fallacious illogical improbable inadequate inane inconceivable incredible inept puerile shallow superficial transparent trivial unbelievable ungrounded unpersuasive unreasonable unsatisfactory unsubstantial weak weakly wishful

solid strong

convincing firm plausible reasonable serious sturdy substantial

ambiguous arguable controversial debatable dubious problematic suspicious unproven vague

apocryphal contingent cryptic disputable dubitable enigmatic equivocal fishy hard to believe hypothetical iffy indecisive indefinite indeterminate moot mysterious obscure occult open to doubt open to question oracular paradoxical problematical provisional shady suspect unconfirmed undefined under advisement under examination unreliable unsettled

certain clear definite incontrovertible indubious sure trustworthy trusty undoubted unquestionable

indisputable proven