Dutch dertien

← Danish tretten (cognate)

← German dreizehn (cognate)

← Middle Dutch dertene (inherited)

← Middle Dutch dertiene (mention)

← English thirteen (cognate)

← West Frisian trettjin (cognate)

← Proto-Germanic *þritehun (inherited)

← Old Dutch *thritēn (inherited)

← Old Dutch *thritien (mention)

→ English thirteen (cognate)

→ Afrikaans dertien (inherited)

→ German dreizehn (cognate)

→ Pennsylvania German dreizeh (cognate)