| BREASTFEEDINGS | • breastfeedings n. Plural of breastfeeding. • BREASTFEEDING n. the act of feeding with the breast.
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| BUTTERFINGERED | • butterfingered adj. Prone to dropping things; clumsy. • butter-fingered adj. Alternative form of butterfingered.
 • BUTTERFINGERED adj. apt to let things fall or slip through the fingers.
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| DEFIBRILLATING | • defibrillating v. Present participle of defibrillate. • DEFIBRILLATE v. to apply a defibrillator to.
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| DEFIBRILLATION | • defibrillation n. The stopping of the fibrillation of the heart in order to restore normal contractions, especially by… • DEFIBRILLATION n. the act of defibrillating.
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| DEFIBRINATIONS | • defibrinations n. Plural of defibrination. • DEFIBRINATION n. the act of defibrinating.
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| DEFINABILITIES | • DEFINABILITY n. the quality of being definable. | 
| DIFFERENTIABLE | • differentiable adj. (Calculus, not comparable) Having a derivative, said of a function whose domain and codomain are manifolds. • differentiable adj. (Comparable, of multiple items) able to be differentiated; distinguishable, as for example by differing…
 • DIFFERENTIABLE adj. that can be differentiated.
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| DOUBTFULNESSES | • doubtfulnesses n. Plural of doubtfulness. • DOUBTFULNESS n. the state of being doubtful.
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| FEATHERBEDDING | • featherbedding v. Present participle of featherbed. • featherbedding n. (US) The employment of more workers than is necessary, typically because of labor union rules (or sometimes…
 • feather-bedding v. Present participle of feather-bed.
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| FEATHERBRAINED | • featherbrained adj. Alternative spelling of feather-brained. • feather-brained adj. Foolish, scatterbrained.
 • FEATHERBRAINED adj. foolish.
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| FIBRINOPEPTIDE | • fibrinopeptide n. (Biochemistry) A polypeptide fragment, cleaved from fibrinogen by thrombin, that combines to form fibrin… • FIBRINOPEPTIDE n. any of the vertebrate polypeptides that are cleaved from fibrinogen by thrombin during clot formation.
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| FINGERBREADTHS | • fingerbreadths n. Plural of fingerbreadth. • FINGERBREADTH n. the breadth of a finger.
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| INDEFINABILITY | • indefinability n. The quality of being indefinable. • INDEFINABILITY n. the state of being indefinable.
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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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| SUBINFEUDATORY | • subinfeudatory adj. Of or relating to subinfeudation. • subinfeudatory n. One who holds land by subinfeudation.
 • SUBINFEUDATORY adj. relating to subinfeudation, 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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| UNIDENTIFIABLE | • unidentifiable adj. Difficult, if not impossible, to identify or name. • UNIDENTIFIABLE adj. not identifiable.
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| UNIDENTIFIABLY | • unidentifiably adv. In an unidentifiable way. |