The story
- Latin · derived frompēnsāre
- Middle French · derived frompeser
- Anglo-Norman · derived frompeiser
- Middle English · inherited frompeysen
- English todaypeise
From Middle English peysen, from Anglo-Norman peiser, peser and Middle French peser, from Latin pēnsāre (literally “weigh”). Doublet of poise.
Etymology from Wiktionary, CC BY-SA 4.0.