Superlatively light Latin that is about Latin (6)

I believe the answer is:

idlest

(Other definitions for idlest that I've seen before include "Least diligent" , "Least hard-working" , "Most useless" , "Least busy and laziest" , "making minimal effort" .)

I've seen this clue in The Times.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.