— swithly , adv.
/swith/ , adv.
1. Chiefly Brit. Dial. immediately; quickly.
v.t.
2. Scot. to hurry; hasten.
Also, swithe .
[ bef. 900; ME (adv.), OE swithe strongly, equiv. to swith strong (c. G geschwind, ON svinnr fast, Goth swinths strong) + -e adv. suffix ]