Enter a clue or pattern or both:
The Clue
Holes in the head (7 letter answer)
The Answer
SINUSES
Tags
Notes
The answer SINUSES is so rare that it appears less than once every 2900 puzzles.
Related Clues
Cavities
Allergies often affect them
They may be blocked in the winter
They may be cleared with a spray
Definition
SINUS as a noun:
1. (fistula, sinus) = an abnormal passage leading from a suppurating cavity to the body surface
2. any of various air-filled cavities especially in the bones of the skull
3. (venous sinus, sinus) = a wide channel containing blood; does not have the coating of an ordinary blood vessel