Word: oopsie
(very colloquial) A mistake, particularly such when babies who excretes in their pants. Example: I have made an oopsy.
(very colloquial) To make a mistake, particularly of babies who excretes in their pants. Example: I think your baby might have oopsied in his pants.
Diminutive form of oops.
You can find a list of possible crossword clues for OOPSIE below.