Word: pettiest
Little, small, secondary in rank or importance.
Insignificant, trifling, or inconsiderable. Example: a petty fault
Narrow-minded, small-minded.
Begrudging in nature, especially over insignificant matters. Example: That corporation is only slightly pettier than they are greedy, and they are overdue to reap the consequences.
You can find a list of possible crossword clues for PETTIEST below.