From Proto-Balto-Slavic *twírtas, from Proto-Indo-European *twerH-.
Baltic cognates include Lithuanian tvi̇̀rtas, Latvian tvir̂ts (“strong, firm, solid”).
*tvь̑rdъ
Accent paradigm c.
singular | masculine | feminine | neuter |
---|---|---|---|
nominative | *tvьrdъ | *tvьrda | *tvьrdo |
genitive | *tvьrda | *tvьrdy | *tvьrda |
dative | *tvьrdu | *tvьrdě | *tvьrdu |
accusative | *tvьrdъ | *tvьrdǫ | *tvьrdo |
instrumental | *tvьrdomь | *tvьrdojǫ | *tvьrdomь |
locative | *tvьrdě | *tvьrdě | *tvьrdě |
vocative | *tvьrde | *tvьrdo | *tvьrdo |
dual | masculine | feminine | neuter |
nominative | *tvьrda | *tvьrdě | *tvьrdě |
genitive | *tvьrdu | *tvьrdu | *tvьrdu |
dative | *tvьrdoma | *tvьrdama | *tvьrdoma |
accusative | *tvьrda | *tvьrdě | *tvьrdě |
instrumental | *tvьrdoma | *tvьrdama | *tvьrdoma |
locative | *tvьrdu | *tvьrdu | *tvьrdu |
vocative | *tvьrda | *tvьrdě | *tvьrdě |
plural | masculine | feminine | neuter |
nominative | *tvьrdi | *tvьrdy | *tvьrda |
genitive | *tvьrdъ | *tvьrdъ | *tvьrdъ |
dative | *tvьrdomъ | *tvьrdamъ | *tvьrdomъ |
accusative | *tvьrdy | *tvьrdy | *tvьrda |
instrumental | *tvьrdy | *tvьrdami | *tvьrdy |
locative | *tvьrděxъ | *tvьrdaxъ | *tvьrděxъ |
vocative | *tvьrdi | *tvьrdy | *tvьrda |