This motive is deliberately concealed (8)

I believe the answer is:

ulterior

(Other definitions for ulterior that I've seen before include "Lying beneath what is revealed" , "in the future" , "Beyond the obvious or immediate" , "Beneath the surface, being deliberately concealed" , "Unrevealed" .)

I've seen this clue in The Irish 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.