The story
- Latin · derived fromretentus
- Medieval Latin · derived fromretentivus
- Old French · derived fromretentif
- Middle French · borrowed fromrétentif
- English todayretentive
Borrowed from Middle French rétentif, from Old French retentif, from Medieval Latin retentivus, from Latin retentus.
Etymology from Wiktionary, CC BY-SA 4.0.