The story
- Proto-Indo-European*peh₂ḱ-
- Proto-Indo-European*péh₂ḱs
- Proto-Italic*pāks
- Latinpāx
- Old Frenchpais
- Anglo-Normanpeis
- Middle Englishpees
- English todaypeace
From Middle English pees, pes, pais, borrowed from Anglo-Norman peis and Old French pais (“peace”), from Latin pāx (“peace”), from Proto-Indo-European *peh₂ḱ- (“to fasten, stick, place”), related to Latin pacīscor (“agree, stipulate”), Latin pangō (“fasten, fix”); see pact. Doublet of pax. Displaced native Old English sibb, frēols, and broadly ousted friþ (modern frith).
Words from the same roots
Proto-Indo-European*peh₂ḱ- all →
fairfayfang
Etymology from Wiktionary, CC BY-SA 4.0.