-idus
From Proto-Italic *-iðos, from Proto-Indo-European *-dʰh₁-os, a thematized formation from *dʰeh₁- (“to put, place”), originally attached to i-stems.[1]
Pronunciation
- (Classical Latin) IPA(key): /i.dus/, [ɪd̪ʊs̠]
- (modern Italianate Ecclesiastical) IPA(key): /i.dus/, [id̪us] (stressed on antepenult)
Suffix
-idus (feminine -ida, neuter -idum); first/second-declension suffix
- (suffix forming adjectives) tending to
Declension
First/second-declension adjective.
| Number | Singular | Plural | |||||
|---|---|---|---|---|---|---|---|
| Case / Gender | Masculine | Feminine | Neuter | Masculine | Feminine | Neuter | |
| Nominative | -idus | -ida | -idum | -idī | -idae | -ida | |
| Genitive | -idī | -idae | -idī | -idōrum | -idārum | -idōrum | |
| Dative | -idō | -idō | -idīs | ||||
| Accusative | -idum | -idam | -idum | -idōs | -idās | -ida | |
| Ablative | -idō | -idā | -idō | -idīs | |||
| Vocative | -ide | -ida | -idum | -idī | -idae | -ida | |