[f. as prec. + -NESS.] The fact or quality of being youthful; youthful condition or character.

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1587.  Golding, De Mornay, viii. 117. Should we rather graunt an euerlasting ignorance in man, than a kynd of youthfulnesse which hath learned things according to the growths thereof in ages?

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1622.  Mabbe, trans. Aleman’s Guzman d’Alf., II. 139. He might either doe it out of youthfulnesse … or out of want.

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1717.  Addison, trans. Ovid’s Met., III. Wks. 1726, I. 213. With all the purple youthfulness of face, That gently blushes in the wat’ry glass.

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1840.  Dickens, Old C. Shop, i. Her very small and delicate frame imparted a peculiar youthfulness to her appearance.

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1898.  ‘H. S. Merriman,’ Roden’s Corner, xii. 124. A complexion almost dazzling in its youthfulness and brilliancy.

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