incertus

From in- (“un-”) +‎ certus.

• (Classical Latin) IPA^(key): /inˈker.tus/, [ɪŋˈkɛrt̪ʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /inˈt͡ʃer.tus/, [in̠ʲˈt͡ʃɛrt̪us]

incertus (feminine incerta, neuter incertum, comparative incertior, superlative incertissimus); first/second-declension adjective

1. uncertain, doubtful, not sure, unsure

   Synonyms: dubius, suspensus, vagus, anceps

   Antonyms: certus, prōmptus, indubius, fixus

   • 29 BCE – 19 BCE, Virgil, Aeneid 4.110:

     [...] “Sed fātīs incerta feror, [...].”

     [Venus replies to Juno:] “But I, being subject to the fates, am uncertain [...].”

   pater semper incertus est — the father is always uncertain

   incertam securim — an axe not surely aimed

2. not knowing, doubting (said of persons)
3. not known, obscure (said of things)
4. hesitant, hesitating, irresolute, undecided

First/second-declension adjective.

• → Translingual: incertae sedis

incertus m (genitive incertī); second declension

1. uncertainty

Second-declension noun.

• “incertus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “incertus”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• incertus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎^[1], London: Macmillan and Co.
  • I am undecided..: incertus sum, quid consilii capiam
    
  • (ambiguous) to leave a thing undecided: aliquid dubium, incertum relinquere