re·cru·desce /ˌrikruˈdɛs/
  (vi.)復發,再發作
  Re·cru·desce v. i.  To be in a state of recrudescence; esp., to come into renewed freshness, vigor, or activity; to revive.
     The general influence . . . which is liable every now and then to recrudesce in his absence.    --Edmund Gurney.
  ◄ ►
  recrudesce
       v 1: happen; "Report the news as it develops"; "These political
            movements recrudesce from time to time" [syn: break, develop]
       2: become raw or open; "He broke out in hives"; "My skin breaks
          out when I eat strawberries"; "Such boils tend to
          recrudesce" [syn: erupt, break out]