ESOTERICALLY
Etymology
Adverb
esoterically (comparative more esoterically, superlative most esoterically)
In an esoteric manner
Source: Wiktionary
Es`o*ter"ic*al*ly, adv.
Definition: In an esoteric manner.
ESOTERIC
Es`o*ter"ic, a. Etym: [Gr. In.]
Definition: Designed for, and understood by, the specially initiated alone;
not communicated, or not intelligible, to the general body of
followers; private; interior; acroamatic; -- said of the private and
more recondite instructions and doctrines of philosophers. Opposed to
exoteric.
Enough if every age produce two or three critics of this esoteric
class, with here and there a reader to understand them. De Quincey.
Source: Webster’s Unabridged Dictionary 1913 Edition