1. 
[syn: puffy, intumescent, tumescent, tumid, turgid]
The Collaborative International Dictionary of English v.0.48:
Intumescent \In`tu*mes"cent\, a. [L. intumescens, p. pr.]
   Swelling up; expanding.
   [1913 Webster]
WordNet (r) 3.0 (2006):
intumescent
    adj 1: abnormally distended especially by fluids or gas; "hungry
           children with bloated stomachs"; "he had a grossly
           distended stomach"; "eyes with puffed (or puffy) lids";
           "swollen hands"; "tumescent tissue"; "puffy tumid flesh"
           [syn: puffy, intumescent, tumescent, tumid,
           turgid]