English best friend

← German bester Freund (cognate)

← English best (affix)

← English friend (affix)

← Middle English best frend (inherited)

← Middle English best freond (mention)

← West Frisian bêste freon (cognate)

← Dutch beste vriend (cognate)

→ Korean 베프 (derived)

→ Tagalog bes (borrowed)