Polish ropa

← Proto-Slavic *ropa (inherited)

→ Czech ropa (borrowed)

→ Polish olej (mention)

→ Polish ropień (affix)

→ Polish Ropenga (mention)

→ Polish Ropęga (mention)

→ Polish ropowica (affix)

→ Polish ropociąg (affix)

→ Polish ropotok (affix)

→ Polish ropieć (affix)