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 |