Reduce in severity (5)
I believe the answer is:
abate
(Other definitions for abate that I've seen before include "Let up or die away" , "Relax" , "Moderate" , "(Flood) recede" , "Diminish, mitigate" .)
I believe the answer is:
abate
(Other definitions for abate that I've seen before include "Let up or die away" , "Relax" , "Moderate" , "(Flood) recede" , "Diminish, mitigate" .)