convalescence
n. US //ˌkɑnvəˈɫɛsəns// UK //kˌɒnvəlˈɛsəns// con·va·les·cence
Borrowed from Middle French convalescence, from Late Latin convalēscentia (“regaining of health”), from Latin convalēscēn(t-)s, present participle of convalēscere (“to become strong or well”); see convalesce.