iniquus

From in- (“not”) +‎ aequus (“equal, even, fair”).

• (Classical Latin) IPA^(key): [ɪˈniː.kʊs]
• (modern Italianate Ecclesiastical) IPA^(key): [iˈniː.kʷus]

inīquus (feminine inīqua, neuter inīquum, comparative inīquior, superlative inīquissimus); first/second-declension adjective

1. unjust, unfair
   • 166 BCE, Publius Terentius Afer, Andria 825:

     CHREMĒS: Vidē quam inīquō’ sīs prae studiō!

     CHREMES: Look how unfair you are because of your eagerness!
     (The apostrophe indicates elision with the following word, sīs.)

   • c. 52 BCE, Julius Caesar, Commentarii de Bello Gallico 1.44:

     Si iterum experiri velint, se iterum paratum esse decertare; si pace uti velint, iniquum esse de stipendio recusare, quod sua voluntate ad id tempus pependerint.

     If they chose to make a second trial, he was ready to encounter them again; but if they chose to enjoy peace, it was unfair to refuse the tribute, which of their own free-will they had paid up to that time.

2. unequal, uneven

   Synonyms: dispār, inaequālis, impār

   Antonyms: aequālis, pār, plānus, aequus

3. unfavourable, disadvantageous
4. unkind, hostile

   Synonyms: hostīlis, inimīcus, oblīquus, īnfēnsus, adversus, āversus, dīversus, īnfestus

   Antonyms: affābilis, amīcābilis, facilis, benevolēns

5. unsuitable

First/second-declension adjective.

• “iniquus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “iniquus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• "iniquus", in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• iniquus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎^[1], London: Macmillan and Co.
  • friend and foe: aequi iniqui
    
  • in a favourable position: idoneo, aequo, suo (opp. iniquo) loco