What is the meaning, origin and usage of word ‘Ersatz’?

Meaning: An adjective, ersatz means an artificial and inferior substitute or imitation.

Origin: The word has its roots in the German word ersatz meaning a substitute or replacement. Its first known use was in 1871.

Usage: No one, not even the queen could tell the difference between the priceless stones and the ersatz jewels affixed on the crown.

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