Latin Grammar Review: 3rd Declension, Adverbs, and Irregular Verbs

Comprehensive vocabulary flashcards reviewing 3rd declension nouns and adjectives, adjective-noun agreement rules, adverb formation rules, and irregular verb conjugations from the study guide.

fortis, forte

A 3rd declension adjective meaning "strong, brave".

Agreement of Adjectives with Nouns

The grammatical rule stating that adjectives must always agree with the noun they modify in three ways: case, number (singular / plural), and gender.

i-stem (3rd Declension Adjectives)

A rule stating that 3rd declension adjectives are 100% i-stem, showing -ī instead of -e in the ablative singular of all genders, -ium instead of -um in the genitive plural of all genders, and -i before final -a (-ia) in the nominative, accusative, and vocative neuter plural forms.

3rd Declension Masculine and Feminine Noun Endings

The case endings shared by masculine and feminine 3rd declension nouns: singular Nom. (---), Gen. -is, Dat. -ī, Acc. -em, Abl. -e, Voc. (---); plural Nom. -ēs, Gen. -um, Dat. -ibus, Acc. -ēs, Abl. -ibus, Voc. -ēs.

3rd Declension Neuter Noun Endings

The case endings for neuter 3rd declension nouns: singular Nom. (---), Gen. -is, Dat. -ī, Acc. (---), Abl. -e, Voc. (---); plural Nom. -a, Gen. -um, Dat. -ibus, Acc. -a, Abl. -ibus, Voc. -a.

rēx (declension)

A masculine 3rd declension noun declined as: rēx, rēgis, rēgī, rēgem, rēge in the singular, and rēgēs, rēgum, rēgibus, rēgēs, rēgibus, rēgēs in the plural.

uxor (declension)

A feminine 3rd declension noun declined as: uxor, uxōris, uxōrī, uxōrem, uxōre in the singular, and uxōrēs, uxōrum, uxōribus, uxōrēs, uxōribus, uxōrēs in the plural.

corpus (declension)

A neuter 3rd declension noun declined as: corpus, corporis, corporī, corpus, corpore, corpus in the singular, and corpora, corporum, corporibus, corpora, corporibus, corpora in the plural.

1st and 2nd Declension Adverb Formation

Formed by adding -ē to the adjective stem (e.g., laetus, -a, -um becomes laetē, meaning "happily").

3rd Declension Adverb Formation

Formed by adding -iter to the adjective stem (e.g., fortis, forte becomes fortiter, meaning "bravely").

possum, posse, potuī, ---

An irregular verb whose present tense indicative forms are: possum (1st sg), potes (2nd sg), potest (3rd sg), possumus (1st pl), potestis (2nd pl), and possunt (3rd pl).

eō, īre, iī / īvī, itum

An irregular verb whose present tense indicative forms are: eō (1st sg), īs (2nd sg), it (3rd sg), īmus (1st pl), ītis (2nd pl), and eunt (3rd pl).

Imperatives of eō

The imperative forms of eō, īre: ī for singular ("go!") and īte for plural ("go!").