(also 6 swyll), dial. var. SWEAL v.

1

1543.  St. Papers Hen. VIII., III. 444. To storke [? scorke] or swyll the eares of wheate, and eate the same.

2

1841.  J. T. Hewlett, Parish Clerk, II. 88. The smell and the crackling noise … occasioned by ‘swilling’ or scorching it [sc. a pig].

3