INIQUITOUSLY
iniquitously
(adverb) in an iniquitous manner; “they really believed that the treaty of Versailles was iniquitously injust”
Source: WordNet® 3.1
Etymology
Adverb
iniquitously (comparative more iniquitously, superlative most iniquitously)
In an iniquitous manner.
Source: Wiktionary
In*iq"ui*tous*ly, adv.
Definition: In an iniquitous manner; unjustly; wickedly.
INIQUITOUS
In*iq"ui*tous, a. Etym: [From Iniquity.]
Definition: Characterized by iniquity; unjust; wicked; as, an iniquitous
bargain; an iniquitous proceeding.
Demagogues . . . bribed to this iniquitous service. Burke.
Syn.
– Wicked; wrong; unjust; unrighteous; nefarious; criminal.
– Iniquitous, Wicked, Nefarious. Wicked is the generic term.
Iniquitous is stronger, denoting a violation of the rights of others,
usually by fraud or circumvention. Nefarious is still stronger,
implying a breach of the most sacred obligations, and points more
directly to the intrinsic badness of the deed.
Source: Webster’s Unabridged Dictionary 1913 Edition