Found 2 items, similar to unaccountably.
English → English (WordNet) Definition: unaccountably unaccountably adv : in an unaccountable manner; “in the book, a tycoon unaccountably becomes the hero's friend”
English → English (gcide) Definition: Unaccountably Unaccountable \Un`ac*count"a*ble\, a. 1. Not accountable or responsible; free from control. --South. [1913 Webster] 2. Not to be accounted for; inexplicable; not consonant with reason or rule; strange; mysterious. [1913 Webster] -- Un`ac*count"a*ble*ness], n. -- Un`ac*count"a*bly, adv. [1913 Webster]