Estonian hiir

← Finnish hiiri (cognate)

← Proto-Finnic *hiiri (inherited)

← Hungarian egér (cognate)

← Mansi таӈкер (cognate)

← Erzya чеерь (cognate)

→ Estonian nahkhiir (compound)

→ Estonian karihiir (compound)

→ Finnish hiiri (cognate)

→ Hungarian egér (cognate)

→ Ingrian hiiri (cognate)

→ Mansi таӈкер (cognate)