Proto-Germanic: *skwalōn- vb.; *skwaldrōn- vb.; *xwilan- vb.; *xwalja-
Meaning: to shout
Old Norse: skvala wk. `schreien, rufen', skvaldra wk. `schwatzen'; hvell-r `laut tönend'; NIsl hvella st. `laut tönen'
Norwegian: kvell `pfeifender Laut'; dial. kvella `lärmen'
Swedish: dial. well; dial. hväll `Widerhallen'
Danish: dial. hvälle `schreien, laut weinen'
Old English: hwelan `brüllen, toben'
