restrain · verb1
- Latin · derived fromrēstringere“fasten, tighten”
- Old French · derived fromrestreindre
- Middle English · inherited fromrestreinen
- English todayrestrain
From Middle English restreinen, from Old French restreindre, from Latin rēstringere (“fasten, tighten”).
restrain · verb2
Etymology from Wiktionary, CC BY-SA 4.0.