They belong to 1st , 2nd , and 3rd declension Adjectives II They belong to 1st , 2nd , and 3rd declension They agree with a noun in gender, number, and case
1st and 2nd declension adjectives agree with their nouns also in declension. They are listed in the dictionary with 3 endings: M F N laetus laeta laetum laetus puer laeta puella laetum donum happy boy happy girl happy gift Of course this words are in the NOMINATIVE case
3rd declension adjectives do not agree with their nouns in declension They are listed in a dictionary as: M F N celer celeris celere swift swift swift celer iuvenis celeris femina celere prandium swift youngmen swift woman swift meal
2 endings in Nominative: one form for masculine and feminine, and one form for neuter: M F N brevis, breve M F N brevis stilus brevis vita breve bellum short pen short life short war
1 ending for all tree genders: M F N Nom./Voc. felix felix felix Gen. felicis felicis felicis Dat. felici felici felici Acc. felicem felicem felix Abl. felici felici felici
felix homo felix puella felix carmen happy man happy girl happy song