adv. dial. [f. WELL adv. + -ISH.] Pretty well. Wellish off, fairly well to do. Also not wellish adj., rather unwell.
1737. Byrom, Rem. (1856), II. I. 122. Mr. Lloyd complained of being hot, faint, not wellish.
1875. Shelsley Beauchamp, Nelly Hamilton, II. 134. They [the hops] looks moighty koind so fur, an they bin a taakin hold wellish.
1899. Cumbld. Gloss., Weelish off, in easy circumstances.