| Main Entry: | arguable |
| Part of Speech: | adjective |
| Definition: | tenable |
Synonyms: |
able to hold water, assertable, believable, conceivable, credible, defendable, defensible, feasible, imaginable, maintainable, rational, reasonable, supportable, sustainable, viable, workable |
Antonyms: |
untenable |
| Main Entry: | arguable |
| Part of Speech: | adjective |
| Definition: | debatable |
Synonyms: |
contentious, controversial, disputable, doubtful, dubious, moot, open to question, questionable, sub judice, uncertain, unsure |
Antonyms: |
certain |
| Main Entry: | controversial |
| Part of Speech: | adjective |
| Definition: | at issue |
Synonyms: |
arguable, argumentative, contended, contentious, contestable, controvertible, debateable, disputable, disputatious, disputed, doubtable, doubtful, dubious, dubitable, in dispute, litigious, moot, open to discussion, open to question, polemical, questionable, suspect, uncertain, under discussion |
Antonyms: |
agreeable, incontrovertible, peaceful, uncontroversial, undisputed, undoubted, unquestionable |
| Main Entry: | debatable |
| Part of Speech: | adjective |
| Definition: | controversial |
Synonyms: |
arguable, between rock and hard place, between sixes and sevens, betwixt and between, bone of contention, borderline, chancy, contestable, disputable, doubtful, dubious, iffy, in dispute, moot, mootable, open to question, problematic, problematical, questionable, the jury's out, touch and go, uncertain, undecided, unsettled, up for discussion |
Antonyms: |
certain, inarguable, incontrovertible, indubious, questionable, sure, uncontestable, undoubted |
| Main Entry: | disputable |
| Part of Speech: | adjective |
| Definition: | debatable; open to discussion |
Synonyms: |
arguable, controversial, doubtful, dubious, moot, mootable, problematic, questionable, uncertain |
Antonyms: |
inarguable, indisputable, unquestionable |
| Main Entry: | dubious |
| Part of Speech: | adjective |
| Definition: | doubtful |
Synonyms: |
arguable, chancy, debatable, diffident, disputable, dubitable, equivocal, far-fetched, fishy, fly-by-night, hesitant, iffy, improbable, indecisive, moot, mootable, open, perplexed, problematic, questionable, reluctant, shady, skeptical, suspect, suspicious, touch and go, trustless, unassured, uncertain, unclear, unconvinced, undecided, undependable, unlikely, unreliable, unsure, untrustworthy, untrusty, wavering |
| Notes: | a person is capable of doubting, whereas a thing is dubitable; dubious, unlike doubtful, carries the connotation of suspicion |
Antonyms: |
certain, definite, doubtless, positive, reliable, sure, trustworthy, trusty, undoubtful |
| Main Entry: | open |
| Part of Speech: | adjective |
| Definition: | undecided |
Synonyms: |
ambiguous, arguable, controversial, debatable, doubtful, dubious, dubitable, equivocal, in question, indecisive, moot, problematic, questionable, uncertain, unresolved, unsettled, up for discussion, up in the air, yet to be decided |
Antonyms: |
certain, decided, definite, sure |
| Main Entry: | problematic |
| Part of Speech: | adjective |
| Definition: | open to doubt |
Synonyms: |
ambiguous, arguable, chancy, debatable, disputable, doubtful, dubious, dubitable, enigmatic, iffy, indecisive, moot, open, precarious, problematical, puzzling, questionable, suspect, tricky, uncertain, unsettled, up for grabs |
Antonyms: |
certain, fixable, settled, solvable, sure |
| Main Entry: | questionable |
| Part of Speech: | adjective |
| Definition: | doubtful, uncertain |
Synonyms: |
ambiguous, apocryphal, arguable, contingent, controversial, controvertible, cryptic, debatable, disputable, dubious, dubitable, enigmatic, equivocal, fishy, hard to believe, hypothetical, iffy, indecisive, indefinite, indeterminate, moot, mysterious, obscure, occult, open to doubt, open to question, oracular, paradoxical, problematic, problematical, provisional, shady, suspect, suspicious, unconfirmed, undefined, under advisement, under examination, unproven, unreliable, unsettled, vague |
Antonyms: |
certain, definite, indisputable, proven, sure, undoubted, unquestionable |
| Main Entry: | reasonable |
| Part of Speech: | adjective |
| Definition: | intelligent, practical |
Synonyms: |
advisable, all there, arguable, believable, cerebral, clear-cut, cognitive, commonsensical, conscious, consequent, consistent, cool*, credible, in one's right mind, judicious, justifiable, levelheaded, logical, perceiving, percipient, plausible, ratiocinative, rational, reasoned, reasoning, reflective, sane, sensible, sober, sound, tenable, thought-out, thoughtful, together*, tolerant, unbiased, unprejudiced, well-advised, wise |
Antonyms: |
implausible, impractical, nonsensical, stupid, unreasonable |