Enter a clue or pattern or both:
The Clue
They can cause eruptions (9 letter answer)
The Answer
ALLERGENS
Tags
Notes
The answer ALLERGENS is so rare that it appears less than once every 2500 puzzles.
Related Clues
Causes of catarrh
Causes of some breakouts
Definition
ALLERGEN as a noun:
1. any substance that can cause an allergy