出典:Wiktionary
lustrum (複数形 lustra または lustrums)
Per De Vaan (2008), from Proto-Indo-European *l(H)u-(s)tro- (“dirty place”), from the same root as lutum (“mud, dirt, clay”) from *l(H)u-to- (“dirt”).[1] Valpy (1828) proposed instead a borrowing, with change of *d to /l/, from Ancient Greek *δύστρον (*dústron), from δύω (dúō, “to plunge”).[2]
lustrum n (genitive lustrī); second declension
Second-declension noun (neuter).
Case | Singular | Plural |
---|---|---|
Nominative | lustrum | lustra |
Genitive | lustrī | lustrōrum |
Dative | lustrō | lustrīs |
Accusative | lustrum | lustra |
Ablative | lustrō | lustrīs |
Vocative | lustrum | lustra |
From Old Latin *loustrom,
lūstrum n (genitive lūstrī); second declension
Second-declension noun (neuter).
Case | Singular | Plural |
---|---|---|
Nominative | lūstrum | lūstra |
Genitive | lūstrī | lūstrōrum |
Dative | lūstrō | lūstrīs |
Accusative | lūstrum | lūstra |
Ablative | lūstrō | lūstrīs |
Vocative | lūstrum | lūstra |
名詞の変化形:
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