Where does “oblioso” come from?

oblioso (Italian) comes from Italian oblio, from Italian obliare, from Old French oblier, from Vulgar Latin *oblītāre, from Latin oblīvīscor.

oblioso (Italian): oblivious, forgetful; indifferent; Inducing...

Definitions

Step	Language	Word	Meaning
1	Italian	oblio	oblivion; first-person singular present...
2	Italian	obliare	to forget
3	Old French	oblier	to forget
4	Vulgar Latin	*oblītāre	—
5	Latin	oblīvīscor	—

oblioso — Etymology, Origin & Word History | Etymology Explorer