The story
- Latin · derived fromdeperīre“to die down, to perish gradually”
- Old French · derived fromdeperiss-
- Middle English · inherited fromdeperishen
- English todaydeperish
From Middle English deperishen, from Old French deperiss-, extended stem of deperir, from Latin deperīre (“to die down, to perish gradually”).
Etymology from Wiktionary, CC BY-SA 4.0.