| Answer | Crossword Clue |
|---|---|
| STING | Cause of an allergic reaction, sometimes |
| SUMAC | Shrub that may cause a severe allergic reaction |
| ACHOO | Evidence of an allergic reaction |
| ACHOO | Sound of an allergic reaction |
| WELT | Possible result of an allergic reaction |
| WELT | Possible symptom of an allergic reaction |
