A — 1: ἀδικία
(Strong's #93 — Noun Feminine — adikia — ad-ee-kee'-ah )

denotes (a) "injustice," Luke 18:6 , lit., "the judge of injustice;" Romans 9:14; (b) "unrighteousness, iniquity," e.g., Luke 16:8 , lit., "the steward of unrighteousness," RV marg., i.e., characterized by "unrighteousness;" Romans 1:18,29; 2:8; 3:5; 6:13; 1—Corinthians 13:6 , RV, "unrighteousness;" 2—Thessalonians 2:10 , "[with all (lit., "in every) deceit'] of unrighteousness," i.e., deceit such as "unrighteousness" uses, and that in every variety; Antichrist and his ministers will not be restrained by any scruple from words or deeds calculated to deceive; 2—Thessalonians 2:12 , of those who have pleasure in it, not an intellectual but a moral evil; distate for truth is the precursor of the rejection of it; 2—Timothy 2:19 , RV; 1—John 1:9 , which includes (c) "a deed or deeds violating law and justice" (virtually the same as adikema, "an unrighteous act"), e.g., Luke 13:27 , "iniquity;" 2—Corinthians 12:13 , "wrong," the wrong of depriving another of what is his own, here ironically of a favor; Hebrews 8:12,1 st clause, "iniquities," lit., "unrighteousness" (plural, not as AV); 2—Peter 2:13,15 , RV, "wrongdoing," AV, "unrighteousness;" 1—John 5:17 . See INIQUITY.

2—Corinthians 6:14
B — 1: ἀδικέω
(Strong's #91 — Verb — adikeo — ad-ee-keh'-o )

"to do wrong," is rendered in Revelation 22:11 , RV, firstly, "he that is unrighteous," lit., "the doer of unrighteousness" (present participle of the verb, with the article), secondly, "let him do unrighteousness (still)," the retributive and permanent effect of a persistent course of unrighteous-doing (AV, "he that is unjust, let him be unjust"). See HURT , OFFENDER , Note, WRONG.