Fourth Declension Nouns

List of fourth declension nouns and how to decline them.

Gender Endings

♚ Masculine/♛ Feminine
Include a large group of AGENT NOUNS.
  • Nominative Ending: -us
  • Genitive Ending: -ūs
♜ Neuter
  • Nominative Ending:
  • Genitive Ending: -ūs

Declension Chart

Masculine/Feminine Neuter
Nom. -us
Gen. -ūs -ūs
Dat. -uī
Acc. -um
Abl.
Voc. - -
Nom. -ūs -ua
Gen. -uum -uum
Dat. -ibus -ibus
Acc. -ūs -ua
Abl. -ibus -ibus
Voc. - -

List of Fourth Declension Nouns

Term Definition Derivatives
cornū, cornūs, n. horn cornea, corner, cornet, cornucopia, unicorn
frūctus, frūctūs, m. fruit; profit, benefit, enjoyment fructify, fructose, frugal
genū, genūs, n. knee genuflect, genuflection, genual
manus, manūs, f. hand; handwriting; band manual, manufacture, manumit, manuscript, emancipate, manacle, manage, maneuver
metus, metūs, m. fear, dread, anxiety meticulous
senātus, senātūs, m. senate senator, senatorial
sēnsus, sēnsūs, m. feeling, sense sensation, sensory, sensual, sensuous, senseless, insensate, sensible, sensitive
spīritus, spīritūs, m. breath, breathing; spirit, soul spiritual, spiritous, conspire, inspire, expire, respiratory, transpire
versus, versūs, m. line of verse versify, versification