Proto-Slavic *vetъxъ

→ Bulgarian вехт (derived)

→ Czech vetchý (inherited)

→ Old Church Slavonic ветъхъ (inherited)

→ Macedonian ветов (inherited)

→ Polish wiotchy (mention)

→ Polish wiotki (inherited)

→ Russian ветхий (inherited)

→ Slovak vetchý (inherited)

→ Ukrainian ветхий (inherited)

→ Old Czech vetchý (inherited)