Swelled, past participle of swell. Synonyms in the same form.
Tumefy
tumefied, intumesced, tumesced
Well up
welled
Increase
increased, waved, risen, enlarged, grown, surged, heaved, augmented, filled, inflated, expanded, bloated, dilated, ballooned, aggravated, amplified, extended, aggrandized, embiggened, distended, enhanced
All synonyms for swell →