The story
- Old Breton · derived fromcael“generous, noble”
- Old Breton · derived fromiudd“lord, ruler, prince”
- Old Breton · derived fromIudicael
- English todayJekyll
From a Breton name also appearing in various forms in French Judicaël, Gicquel, Jézéquel, etc., ultimately from Old Breton Iudicael, the name of a Breton king revered as a Catholic saint. His name is from Old Breton iudd (“lord, ruler, prince”) + Old Breton cael (“generous, noble”) (whence modern Breton cael (“generous, noble”)).
Words from the same roots
Old Bretoniudd all →
Old Bretoncael all →
Etymology from Wiktionary, CC BY-SA 4.0.