| INSUPPORTABLE | • insupportable adj. That cannot be tolerated or endured. • insupportable adj. (Of a statement, claim, argument, etc.) That cannot be supported; that cannot be demonstrated or proved.
 • INSUPPORTABLE adj. not supportable.
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| PAPERBOUND | • paperbound adj. (Not comparable, of a book) Having flexible covers; paperback; softcovered. • paperbound adj. (Comparable) Involving or burdened by excessive administrative requirements, especially in the form of paperwork.
 • paperbound n. (Dated) A paperback book.
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| PAPERBOUNDS | • paperbounds n. Plural of paperbound. • PAPERBOUND n. a book bound in paper rather than hardback.
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| PREPUBLICATION | • prepublication adj. Preceding, or in preparation for, publication. • prepublication n. A preliminary version of a publication, produced in advance of the final version.
 • PREPUBLICATION n. an advance publication.
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| PREPUBLICATIONS | • prepublications n. Plural of prepublication. • PREPUBLICATION n. an advance publication.
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| SUBAPPEARANCE | • SUBAPPEARANCE n. a subsidiary or supporting appearance. | 
| SUBAPPEARANCES | • SUBAPPEARANCE n. a subsidiary or supporting appearance. | 
| SUPPORTABLENESS | • supportableness n. The state of being supportable. • SUPPORTABLENESS n. the state of being supportable.
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| UNAPPEALABLE | • unappealable adj. (Law, of a verdict etc) Not appealable; that may not be appealed, or sent to a higher court for a second judgement. • UNAPPEALABLE adj. not appealable.
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| UNAPPEALABLY | • unappealably adv. Against which no appeal is possible. • UNAPPEALABLE adv. not appealable.
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| UNAPPEASABLE | • unappeasable adj. Not able to be appeased or satisfied. • UNAPPEASABLE adj. not to be appeased, also INAPPEASABLE.
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| UNAPPEASABLY | • unappeasably adv. In a way that cannot be appeased. • UNAPPEASABLE adv. not to be appeased, also INAPPEASABLE.
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| UNAPPLICABLE | • unapplicable adj. Not applicable. • UNAPPLICABLE adj. not applicable.
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| UNAPPREHENSIBLE | • unapprehensible adj. Alternative form of inapprehensible. • UNAPPREHENSIBLE adj. not apprehensible.
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| UNAPPROACHABLE | • unapproachable adj. Not accessible or able to be reached. • unapproachable adj. Aloof and unfriendly.
 • unapproachable adj. Without any serious competition; unbeatable.
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| UNFLAPPABLE | • unflappable adj. Remaining composed and level-headed at all times; impossible to fluster; not becoming frustrated or irritated easily. • UNFLAPPABLE adj. imperturbable.
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| UNFLAPPABLENESS | • unflappableness n. (Rare) Unflappability. • UNFLAPPABLENESS n. the state of being unflappable.
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| UNSTOPPABLE | • unstoppable adj. Unable to be stopped. • UNSTOPPABLE adj. that cannot be stopped.
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| UNSUPPORTABLE | • unsupportable adj. Not able to be supported or endured. • UNSUPPORTABLE adj. not supportable.
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| UNSUPPOSABLE | • unsupposable adj. Not supposable; beyond imagining. • UNSUPPOSABLE adj. not supposable.
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