inofficiosus

Latin

Etymology

From in- (“not”) +‎ officiōsus (“dutiful, obliging, attentive”).

Pronunciation

• (Classical Latin) IPA^(key): /i.nof.fi.kiˈoː.sus/, [ɪnɔfːɪkiˈoːs̠ʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /i.nof.fi.t͡ʃiˈo.sus/, [inofːit͡ʃiˈɔːs̬us]

Adjective

inofficiōsus (feminine inofficiōsa, neuter inofficiōsum); first/second-declension adjective

1. undutiful, inofficious
   1. in general:
      1. not observant of his duty, undutiful

         hūmāna gēns inofficiōsa Deī

         the human race fails in its duty to God

         lībertus inofficiōsus patrōnō

         the freedman is undutiful toward his patron

      2. (of a thing) contrary to one’s duty

         testāmentum inofficiōsum

         a will in which nothing is left to, or which adversely affects, one’s nearest relatives, children, etc.

   2. (in particular) not obliging, disobliging
2. (Medieval Latin, of a charter or deed) null and void

Declension

First/second-declension adjective.

Number	Singular				Plural
Case / Gender	Masculine	Feminine	Neuter		Masculine	Feminine	Neuter
Nominative	inofficiōsus	inofficiōsa	inofficiōsum		inofficiōsī	inofficiōsae	inofficiōsa
Genitive	inofficiōsī	inofficiōsae	inofficiōsī		inofficiōsōrum	inofficiōsārum	inofficiōsōrum
Dative	inofficiōsō		inofficiōsō		inofficiōsīs
Accusative	inofficiōsum	inofficiōsam	inofficiōsum		inofficiōsōs	inofficiōsās	inofficiōsa
Ablative	inofficiōsō	inofficiōsā	inofficiōsō		inofficiōsīs
Vocative	inofficiōse	inofficiōsa	inofficiōsum		inofficiōsī	inofficiōsae	inofficiōsa

Derived terms

• inofficiōsitās

Related terms

• officiosus

Descendants

• English: inofficious
• French: inofficieux

References

• “ĭnoffĭcĭōsus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “inofficiosus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• inofficiosus 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)
• ĭnoffĭcĭōsus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette, page 824/3.
• Jan Frederik Niermeyer, Mediae Latinitatis Lexicon Minus : Lexique Latin Médiéval–Français/Anglais : A Medieval Latin–French/English Dictionary, fascicle I (1976), page 540/2, “inofficiosus”