a. Obs. Also 6 swooly, sooly(e. [Represents OE. swoliʓ, f. swol-: swel- (see SWEAL v.).] Oppressively hot, sultry. Also advb.
1496. Bk. St. Albans, Fishing, 22. A swoly hote weder.
1556. Withals, Dict. (1568), 3 a/2. Feruent heate, or swoly hotte.
1570. Foxe, A. & M. (ed. 2), II. 1071/2. The soolye [later edd. sooly] heat of ye prison.