From French arrêt.

arrêt (plural arrêts)

1. (now historical) A formal sentence of the King or Parliament of France; hence, a decree, a ruling.
   • 1790, Helen Maria Williams, Letters Written in France, Broadview, published 2002, page 123:

     His father now shewed him an arret, which, on the fourth of June, 1776, he had obtained from the parliament of Rouen against his marriage.

   • 1819 December 20 (indicated as 1820), Walter Scott, chapter II, in Ivanhoe; a Romance. […], volume I, Edinburgh: […] Archibald Constable and Co.; London: Hurst, Robinson, and Co. […], →OCLC, page 39:

     “Prior Aymer,” said the Templar, “you are a man of gallantry, learned in the study of beauty, and as expert as a troubadour in all matters concerning the arrets of love; […]”

• Arter, Terra, arter, rater, retar, tarre, terra

From arrêter.

• IPA^(key): /a.ʁɛ/

• Audio; “un arrêt”:

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• Homophone: arrêts

arrêt m (plural arrêts)

1. stopping, checking, arrest (in development, growth, machinery etc.)
2. stop (place)
3. (law) judgment, ruling
4. safety catch, stop button
5. (field hockey or ice hockey) stop, save

• “arrêt”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.

• errât, rater, râter, terra