Uphold

wiktionary

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From Middle English upholden, equivalent to up- +‎ hold. Compare Dutch ophouden(“to stop, cease, hold up”), German aufhalten(“to stop, halt, detain”). Compare also Middle Low German upholt, Old Norse upphald(“uphold, support”).

etymonline

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uphold (v.)

c. 1200, "support, sustain," from up (adv.) + hold (v.). Similar formation in Old Frisian upholda, Middle Dutch ophouden, German aufhalten. Meaning "maintain in good condition or repair" is from 1570s. Related: Upheld; upholding.