insanus

Latin

Etymology

From in- (“not”) + sānus (“healthy, sound”)

Adjective

īnsānus m (feminine īnsāna, neuter īnsānum); first/second declension

1. mad, insane, demented
   • Captivi ("the captives") by Plautus (English and Latin text)

     Aristophontes: Quid tu autem? Etiam huic credis?

     Hegio: Quid ego credam huic?

     Aristophontes: Insanum esse me?

     Aristophontes: How’s this? You, too? Do you actually believe him?

     Hegio: Believe him in what?

     Aristophontes: That I’m insane?

   • Captivi ("the captives") by Plautus (English and Latin text)

     Quid ais? Quid si adeam hunc insanum?

     See here, what if I should step up to this lunatic?

Declension

Number	Singular				Plural
Case \ Gender	Masculine	Feminine	Neuter		Masculine	Feminine	Neuter
nominative	īnsānus	īnsāna	īnsānum		īnsānī	īnsānae	īnsāna
genitive	īnsānī	īnsānae	īnsānī		īnsānōrum	īnsānārum	īnsānōrum
dative	īnsānō	īnsānae	īnsānō		īnsānīs	īnsānīs	īnsānīs
accusative	īnsānum	īnsānam	īnsānum		īnsānōs	īnsānās	īnsāna
ablative	īnsānō	īnsānā	īnsānō		īnsānīs	īnsānīs	īnsānīs
vocative	īnsāne	īnsāna	īnsānum		īnsānī	īnsānae	īnsāna

Descendants

• Catalan: insà
• English: insane
• French: insane
• Italian: insano
• Portuguese: insano
• Spanish: insano