The story
- Latin · derived fromotiosus
- Latin · derived fromotiositas
- Middle French · derived fromociosité
- English todayotiosity
From otiose + -ity, from Middle French ociosité, from Latin otiositas, from Latin otiosus + -itas (“-ity”).
Words from the same roots
Latinotiosus all →
otiose
Etymology from Wiktionary, CC BY-SA 4.0.