Cavities in the Face and Skull Inflamed by Pollen

This page is the CodyCross answer for the clue below from Beach Bliss, Group 2053, Puzzle 4 (Friend Outing).

Question is: Cavities in the Face and Skull Inflamed by Pollen

and the answer is: SINUSES

Word Meaning:

SINUSES — plural of sinus

Definitions from Wiktionary.