Found 2 items, similar to infernally.
English → English (WordNet) Definition: infernally infernally adv : extremely; “infernally clever”; “hellishly dangerous” [syn: hellishly]
English → English (gcide) Definition: Infernally Infernally \In*fer"nal*ly\, adv. In an infernal manner; diabolically. “Infernally false.” --Bp. Hacket. [1913 Webster]