}
}Satius est sero quam numquam discere


}
}
}3rd DECLENSION – LATIN AND GREEK NOUNS
}(Consonant stems)

}Different endings in nom. sg. (sanguis, excisio, abductor, rete, latus, femur …)
}
}The genitive stem is often different from the nominative stem (animal – animalis X hepar –
hepatis)
}
}All genders (cortex m., radix f., femur n.)
}
}The importance of genitive stem (cartilago – cartilaginis – cartilaginem – cartilagine …)
}
}The ending –is in gen. sg. (sanguinis, excisionis, abductoris)
}

}-or à -oris, m. (flexor - flexoris)
}
}-io/-itas à -ionis/-itatis, f.
}(injectio - injectionis, cavitas - cavitatis)
}
}-itis à -itidis, f. (encephalitis – encephalitidis)
}
}-er à -eris, m. (ureter – ureteris)
}
}-ma/-oma à -matis/-omatis, n. (trauma – traumatis, carcinoma – carcinomatis)
}

}1) Consonant stems:
}Masculines + feminines: dolor
}Neutrals: corpus
}
}2) I-stems:
}Maskulines + feminines: pelvis
}Neutrals: rete
}Feminines: dosis
}
}

}     sg.         pl.
}1. dolor 1. dolōr-ēs
}2. dolōr-is 2. dolōr-um
}4. dolōr-em 4. dolōr-ēs
}6. dolōr-e 6. dolōr-ibus
}

}
} sg. pl.
}1. corpus 1. corpor-a
}2. corpor-is 2. corpor-um
}4. corpus 4. corpor-a
}6. corpor-e 6. corpor-ibus
1.
}

}os, ossis, n.
}
}à declined like corpus
}BUT gen. pl. - ossium
}
}   sg.      pl.
}1. os 1. ossa
}2. ossis 2. ossium
}4. os 4. ossa
}6. osse 6. ossibus
}
}
}

}vās, vāsis, n.
}
}Sg. – declined like corpus (= 3rd declension)
}Pl. – declined like septum (= 2nd declension)
}
}    sg.     pl.
}1. vās 1. vāsa
}2. vāsis 2. vāsōrum
}4. vās 4. vāsa
}6. vāse 6. vāsīs
}
}

}palatum
}lac
}luxatio
}oedema
}cor
}nasus
}pollex
}retina
}abdomen
}masseter
}ren
}olecranon
}caput
}
}
}
}

}Benign tumor
}Red nucleus
}Black elder
}Broken femur
}Nourishing vessel
}Carpal bone
}Diabetes mellitus
}Complicated operation
}Dangerous carcinoma
}Thyroid cartilage