Worn

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Old English werian, of Germanic origin, from an Indo-European root shared by Latin vestis ‘clothing’.

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By analogy to past participles like torn from tear and sworn from swear.

etymonline

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worn (adj.)

c. 1500, from adjectival use of past participle of wear (v.); from Old English geworen. Worn-out "exhausted by wear, made ineffective by overuse" is attested from 1610s in reference to things, c. 1700 in reference to persons.