出典:Wiktionary
From tr(i) (“to rub”) + -bulum (“instrumental suffix”), from Proto-Indo-European *terh₁- (“to rub”) + *-dʰlom (“instrumental suffix”). Do not confuse with trĭbulus (“caltrop”).
trībulum n (genitive trībulī); second declension
Second-declension noun (neuter).
| Case | Singular | Plural |
|---|---|---|
| Nominative | trībulum | trībula |
| Genitive | trībulī | trībulōrum |
| Dative | trībulō | trībulīs |
| Accusative | trībulum | trībula |
| Ablative | trībulō | trībulīs |
| Vocative | trībulum | trībula |