Advancement

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Middle English: from Old French avancement, from avancer ‘to advance’.

wiktionary

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From Middle English avancement, Old French avancement. See advance.

Morphologically advance +‎ -ment

etymonline

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advancement (n.)

c. 1300, avauncement, "a raising to a higher rank," also "promotion, assistance," from Old French avancement "advancement; profit, advance payment," from avancir "move forward" (see advance (v.)). Meaning "act of helping to move something forward" is from 1550s. The unetymological -d- is from 16c.