Enter a clue or pattern or both:
The Clue
Makes impossible (9 letter answer)
The Answer
PRECLUDES
Tags
Notes
The answer PRECLUDES is so rare that it appears less than once every 2500 puzzles.
Definition
PRECLUDE as a verb:
1. (prevent, forestall, foreclose, preclude, forbid) = keep from happening or arising; make impossible; "My sense of tact forbids an honest answer"; "Your role in the projects precludes your involvement in the competitive project"
2. (preclude, rule out, close out) = make impossible, especially beforehand