recrudescence

Figuratively, a return; a re-appearance: as “The Recrudescence of Imray,” the original title of a story by Rudyard Kipling in “Mine Own People.”.

The state of being recrudescent, or becoming raw or exacerbated again.

Hence A reopening; renewal; a coming into existence anew; a fresh outbreak.

In medicine, increased activity of a disease or morbid process after partial recovery.

In botany, the production of a fresh shoot from the top of a ripened spike.