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Webster 1913 Edition

Noun.

[OF.

chevance

property, equiv. To

chevisance

, fr.

chevir

to accomplish. See

An unlawful bargain; traffic in which money is exported as discount.

[Obs.]

Bacon.

Noun.

An unlawful bargain; traffick in which money is extorted.

chievance ‎(plural chievances)

(obsolete) An unlawful bargain; trade in which money is extorted as discount.
- Francis Bacon
  There were good laws against usury, the bastard use of money; and against unlawful chievances and exchanges, which is bastard usury.