peracerbus

From per- +‎ acerbus (“harsh, bitter, sour”).

• (Classical Latin) IPA^(key): [pɛ.raˈkɛr.bʊs]
• (modern Italianate Ecclesiastical) IPA^(key): [pe.raˈt͡ʃɛr.bus]

peracerbus (feminine peracerba, neuter peracerbum); first/second-declension adjective

1. (of taste) very harsh, bitter, sour
   • 106 BCE – 43 BCE, Cicero, Cato Maior de Senectute 15.53:

     […] quae et sūcō terrae et calōre sōlis augēscēns, prīmō est peracerba gustātū, deinde mātūrāta dulcēscit […] .

     [The grape,] sustained by both the nourishment of the earth and the warmth of the sun, at first is quite bitter to the taste, then sweetens as it ripens.

2. (of pain) very painful

First/second-declension adjective.

• “peracerbus”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “peracerbus”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.