Latin Noun Declension
| Declension
|
| gen. sg.
|
| Characteristics
|
| First
|
| -ae
|
| thematic, feminine nouns, some adjectives
|
| Second
|
| -i
|
| thematic, o/e vocalic alternance,
masculine and neuter nouns, some adjectives
|
| Third
|
| -is
|
| athematic, all genders, some adjectives;
stems ending in a consonant and others in -i
|
| Fourth
|
| -us
|
| thematic, all genders
|
| Fifth
|
| -ei
|
| athematic, small number of feminine nouns
|
First Declension
rosa (f., rose)
|
| sg.
| pl.
|
| nom./voc.
| rosa
| rosae
|
| acc.
| rosam
| rosas
|
| gen.
| rosae
| rosarum
|
| dat.
| rosae
| rosis
|
| abl.
| rosa
| rosis
|
| loc.
| (Romae)
|
|
Second Declension
dominus (m., lord, master)
templum (n., temple)
|
| sg.
| pl.
|
| nom.
| dominus
| domini
|
| voc.
| domine
| domini
|
| acc.
| dominum
| dominos
|
| gen.
| domini
| dominorum
|
| dat.
| domino
| dominis
|
| abl.
| domino
| dominis
|
|
|
|
| sg.
| pl.
|
| nom./voc.
| templum
| templa
|
|
|
| acc.
| templum
| templa
|
| gen.
| templi
| templorum
|
| dat.
| templo
| templis
|
| abl.
| templo
| templis
|
|
And, likewise, adjectives such as bonus (good) and malus
(bad).
puer, (m., child)
ager (m., field)
|
| sg.
| pl.
|
| nom./voc.
| puer
| pueri
|
| acc.
| puerum
| pueros
|
| gen.
| pueri
| puerorum
|
| dat.
| puero
| pueris
|
| abl.
| puero
| pueris
|
|
|
|
| sg.
| pl.
|
| nom./voc.
| ager
| agri
|
| acc.
| agrum
| agros
|
| gen.
| agri
| agrorum
|
| dat.
| agro
| agris
|
| abl.
| agro
| agris
|
|
And, likewise, adjectives such as miser (poor) and pulcher
(beautiful).
Third Declension
rex (m., king), consul (m., consule) [unequally syllabic]
|
| sg.
| pl.
|
| nom./voc.
| rex
| reges
|
| acc.
| regem
| reges
|
| gen.
| regis
| regum
|
| dat.
| regi
| regibus
|
| abl.
| rege
| regibus
|
|
|
|
| sg.
| pl.
|
| nom./voc.
| consul
| consules
|
| acc.
| consulem
| consules
|
| gen.
| consulis
| consulum
|
| dat.
| consuli
| consulibus
|
| abl.
| consule
| consulibus
|
|
urbs (f., city) [false unequally syllabic], ciuis (m., citizen) [equally syllabic]
|
| sg.
| pl.
|
| nom./voc.
| urbs
| urbes
|
| acc.
| urbem
| urbes
|
| gen.
| urbis
| urbium
|
| dat.
| urbi
| urbibus
|
| abl.
| urbe
| urbibus
|
|
|
|
| sg.
| pl.
|
| nom./voc.
| ciuis
| ciues
|
| acc.
| ciuem
| ciues
|
| gen.
| ciuis
| ciuium
|
| dat.
| ciui
| ciuibus
|
| abl.
| ciue
| ciuibus
|
|
Stems ending in -i
puppis (f., poopdeck), mare (n., sea)
|
| sg.
| pl.
|
| nom./voc.
| puppis
| puppis
|
| acc.
| puppim
| puppis
|
| gen.
| puppis
| puppium
|
| dat.
| puppi
| puppibus
|
| abl.
| puppi
| puppibus
|
|
|
|
| sg.
| pl.
|
| nom./voc.
| mare
| maria
|
| acc.
| mare
| maria
|
| gen.
| maris
| marium
|
| dat.
| mari
| maribus
|
| abl.
| mari
| maribus
|
|
Neuter stems
corpus (n., body)
|
| sg.
| pl.
|
| nom./voc.
| corpus
| corpora
|
| acc.
| corpus
| corpora
|
| gen.
| corporis
| corporum
|
| dat.
| corpori
| corporibus
|
| abl.
| corpore
| corporibus
|
Fourth Declension
manus (f., hand), cornu (n., horn)
|
| sg.
| pl.
|
| nom./voc.
| manus
| manus
|
| acc.
| manum
| manus
|
| gen.
| manus
| manuum
|
| dat.
| manui
| manibus
|
| abl.
| manu
| manibus
|
|
|
|
| sg.
| pl.
|
| nom./voc.
| cornu
| cornua
|
| acc.
| cornu
| cornua
|
| gen.
| cornus
| cornuum
|
| dat.
| cornui
| cornibus
|
| abl.
| cornu
| cornibus
|
|
Fifth Declension
res (f., thing)
|
| sg.
| pl.
|
| nom./voc.
| res
| res
|
| acc.
| rem
| res
|
| gen.
| rei
| rerum
|
| dat.
| rei
| rebus
|
| abl.
| re
| rebus
|