to be blown up, to swell up, rise; aor. ˚āyi Ja.iii.26; Vv-a.76; ger. ˚ājitvā Ja.ii.18; Dhp-a.i.126
pp uddhumāta & ˚āyita; (q.v.).

ud + dhmā, see dhamati & remarks on uddhacca