Wilderness

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Old English wildēornes ‘land inhabited only by wild animals’, from wild dēor ‘wild deer’ + -ness.

wiktionary

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From Middle English wildernes, wildernesse(“uninhabited, uncultivated, or wild territory; desolate land; desert; (figuratively) depopulated or devastated place; state of devastation or ruin; human experience and life”)[and other forms], [1] and then either:

etymonline

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wilderness (n.)

c. 1200, "wild, uninhabited, or uncultivated place," with -ness + Old English wild-deor "wild animal, wild deer;" see wild (adj.) + deer (n.). Similar formation in Dutch wildernis, German Wildernis, though the usual form there is Wildnis.