Nouns

(n)wale, welt, weal, wheala raised mark on the skin (as produced by the blow of a whip); characteristic of many allergic reactions
(n)welta raised or strengthened seam

Verbs

(v)flog, welt, whip, lather, lash, slash, strap, trouncebeat severely with a whip or rod“The teacher often flogged the students”, “The children were severely trounced”
(v)weltput a welt on“welt the shoes”