| INSURMOUNTABLE | • insurmountable adj. Incapable of being passed over, surmounted, or overcome; insuperable. • INSURMOUNTABLE adj. incapable of being surmounted.
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| ROUNDABOUTNESS | • roundaboutness n. The quality of being roundabout or circuitous. • ROUNDABOUTNESS n. the state of being roundabout.
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| SUBINFEUDATING | • subinfeudating v. Present participle of subinfeudate. • SUBINFEUDATE v. to grant to another land held by another feudal lord, also SUBFEU, SUBINFEUD.
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| SUBINFEUDATION | • subinfeudation n. (UK, law, obsolete) The practice by which tenants, holding land under the king or other superior lord… • SUBINFEUDATION n. the sublease of a portion of a feudal estate by a vassal to a tenant who pays fealty to the vassal.
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| SUBLIEUTENANCY | • sublieutenancy n. The rank or position of sublieutenant. • SUBLIEUTENANCY n. the office of sublieutenant.
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| SUBLIEUTENANTS | • sublieutenants n. Plural of sublieutenant. • sub-lieutenants n. Plural of sub-lieutenant.
 • SUBLIEUTENANT n. a commissioned officer in the British navy ranking immediately below lieutenant.
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| SUBSPONTANEOUS | • subspontaneous adj. (Of plants) Partly cultivated by human labor and partly growing wild. • SUBSPONTANEOUS adj. less than spontaneous.
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| SUPERABOUNDING | • superabounding v. Present participle of superabound. • superabounding n. Superabundance.
 • SUPERABOUND v. to be superabundant.
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| SUPERABUNDANCE | • superabundance n. An extreme abundance; abundance to a vast degree that seems almost excessive. • SUPERABUNDANCE n. extreme abundance.
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| UNCONQUERABLES | Sorry, definition not available. | 
| UNQUESTIONABLE | • unquestionable adj. Undeniable, obvious. • UNQUESTIONABLE adj. not open to question.
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| UNQUESTIONABLY | • unquestionably adv. Without question; beyond doubt; indubitably. • unquestionably adv. (Informal) OK, right-on.
 • UNQUESTIONABLE adv. not open to question.
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| UNSUITABLENESS | • unsuitableness n. The state or quality of being unsuited or inappropriate. • UNSUITABLENESS n. a lack of suitableness.
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| UNSURMOUNTABLE | • unsurmountable adj. (Archaic, rare) insurmountable. • UNSURMOUNTABLE adj. not surmountable.
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| UNTRANSMUTABLE | • untransmutable adj. Not transmutable. • UNTRANSMUTABLE adj. not transmutable.
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| UNVANQUISHABLE | • unvanquishable adj. That cannot be vanquished; undefeatable, inconquerable. • UNVANQUISHABLE adj. not vanquishable.
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