Latin

Noun

foedus n ‎(genitive foederis); third declension

1. treaty, agreement, contract
2. league
3. pact, compact

Inflection

Third declension neuter.

Derived terms

• foederātus
• foedifragus

Descendants

• English: federal, foedus rerum
• French: fédéral, fédérale

Etymology 2

From Proto-Indo-European *bʰoyǝ- ‎(“to frighten; be afraid”). Compare Old English bǣdan ‎(“to defile”). More at bad.

Adjective

foedus m ‎(feminine foeda, neuter foedum); first/second declension

1. (physically) filthy, foul, disgusting, loathsome, ugly, unseemly, detestable, abominable, horrible
2. (mentally) disgraceful, vile, obscene, base, dishonorable, shameful, infamous, foul

Inflection

First/second declension.

• comparative: foedior, superlative: foedissimus

Derived terms

• foeditās
• foedo

Descendants

• Asturian: feu
• Galician: feo
• Old Portuguese: feo
• Portuguese: feio
• Spanish: feo

References

• foedus in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• foedus in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• FOEDUS in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition, 1883–1887)
• Félix Gaffiot (1934), “foedus”, in Dictionnaire Illustré Latin-Français, Paris: Hachette.
• Meissner, Carl; Auden, Henry William (1894) Latin Phrase-Book, London: Macmillan and Co.
  • to conclude a treaty, an alliance: foedus facere (cum aliquo), icere, ferire
    
  • to violate a treaty, terms of alliance: foedus frangere, rumpere, violare
    
  • (ambiguous) according to treaty: ex pacto, ex foedere
    
• foedus in Harry Thurston Peck, editor (1898) Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• foedus in William Smith et al., editor (1890) A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin