English brotherly

← Old English brōþorlīċ (inherited)

← German brüderlich (cognate)

← English brother (suffix)

← English ly (suffix)

← Middle English brotherly (inherited)

← Proto-Germanic *brōþurlīkaz (inherited)

← Dutch broederlijk (cognate)

← Swedish broderlig (cognate)

→ English brotherliness (suffix)

→ English unbrotherly (prefix)

→ Icelandic bróðurlegur (cognate)