dial. [f. TWIT sb.1 + -Y.] See quots.

1

a. 1825.  Forby, Voc. E. Anglia, Twitty, adj. cross; snappish.

2

1893.  Zincke, Wherstead, xxvi. (ed. 2), 251 (E. Anglian Dial.). ‘Trunch’ for short and thick; ‘twilly’ for snappish.

3