出典:Wiktionary
From efficiō (“I make out, work out”) + -āx (“inclined to”).
Third-declension one-termination adjective.
| Number | Singular | Plural | |||
|---|---|---|---|---|---|
| Case / Gender | Masc./Fem. | Neuter | Masc./Fem. | Neuter | |
| Nominative | efficāx | efficācēs | efficācia | ||
| Genitive | efficācis | efficācium | |||
| Dative | efficācī | efficācibus | |||
| Accusative | efficācem | efficāx | efficācēs | efficācia | |
| Ablative | efficācī | efficācibus | |||
| Vocative | efficāx | efficācēs | efficācia | ||