Yonder

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Middle English: of Germanic origin; related to Dutch ginder ‘over there’, also to yon.

wiktionary

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From Middle English yonder, yondre, ȝondre, ȝendre, from Old English ġeonre(“thither; yonder”, adverb), equivalent to yond (from ġeond, from Proto-Germanic *jainaz) + -er, as in hither, thither. Cognate with Scots ȝondir(“yonder”), Dutch ginder(“over there; yonder”), Gothic 𐌾𐌰𐌹𐌽𐌳𐍂𐌴( jaindrē, “thither”).

etymonline

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yonder (adv.)

"within sight but not near," c. 1300, from Old English geond "throughout, up to, as far as" (see yond) + comparative suffix -er (2). Cognate with Middle Low German ginder, Middle Dutch gender, Dutch ginder, Gothic jaindre. Now replaced except in poetic usage by ungrammatical that.