The story
- Ancient Greek · derived from-τονία
- New Latin · borrowed from-tonia
- English today-tonia
From New Latin -tonia, from Ancient Greek -τονία (-tonía) (in ἀτονία (atonía)), from τόνος (tónos) + -ία (-ía). Compare French -tonie, German -tonie.
Etymology from Wiktionary, CC BY-SA 4.0.