出典:Wiktionary
出典:『Wiktionary』 (2026/03/10 20:29 UTC 版)
piaculum (plural piacula)
From piō (“to appease, purify, expiate”) + -culum (instrumental suffix). Given Umbrian pihaclu (abl. sg.), Proto-Italic *pwīāklom can be reconstructed.
piāculum n (genitive piāculī); second declension
Second-declension noun (neuter).
| singular | plural | |
|---|---|---|
| nominative | piāculum | piācula |
| genitive | piāculī | piāculōrum |
| dative | piāculō | piāculīs |
| accusative | piāculum | piācula |
| ablative | piāculō | piāculīs |
| vocative | piāculum | piācula |