INSCRUTABLY
inscrutably
(adverb) in an inscrutable manner
Source: WordNet® 3.1
Etymology
Adverb
inscrutably (comparative more inscrutably, superlative most inscrutably)
In an inscrutable manner.
Source: Wiktionary
In*scru"ta*bly, adv.
Definition: In an inscrutable manner.
INSCRUTABLE
In*scru"ta*ble, a. Etym: [L. inscrutabilis : cf. F. inscrutable. See
In- not, and Scrutiny.]
Definition: Unsearchable; incapable of being searched into and understood
by inquiry or study; impossible or difficult to be explained or
accounted for satisfactorily; obscure; incomprehensible; as, an
inscrutable design or event.
'T is not in man To yield a reason for the will of Heaven Which is
inscrutable. Beau. & Fl.
Waiving a question so inscrutable as this. De Quincey.
Source: Webster’s Unabridged Dictionary 1913 Edition