inscrutably


in·scru·ta·ble

I0159900 (ĭn-skro͞o′tə-bəl)adj. Difficult to understand or interpret; impenetrable: "that little creature, whose innocent life had sprung, by the inscrutable decree of Providence ... out of the rank luxuriance of a guilty passion" (Nathaniel Hawthorne).
[Middle English, from Old French, from Late Latin īnscrūtābilis : in-, not; see in-1 + scrūtārī, to scrutinize; see scrutiny.]
in·scru′ta·bil′i·ty n.in·scru′ta·bly adv.
Thesaurus
Adv.1.inscrutably - in an inscrutable manner