Slovak ďateľ

← Bulgarian детел (mention)

← Russian дятел (cognate)

← Serbo-Croatian дѐтао (mention)

← Slovene detel (cognate)

← Proto-Slavic *dętelъ (inherited)

→ Russian дятел (mention)

→ Serbo-Croatian детао (mention)

→ Serbo-Croatian detao (mention)

→ Slovene detel (mention)