German heulen

← English howl (cognate)

← Middle High German hiulen (inherited)

← Old High German hūwilōn (inherited)

← Old High German hūwila (mention)

← Dutch huilen (cognate)

→ English howl (cognate)

→ Danish hyle (cognate)

→ German Heuler (affix)

→ German Heulsuse (compound)

→ Esperanto hojli (borrowed)

→ Alemannic German hüüwle (cognate)

→ Sanskrit शुक (cognate)

→ Vilamovian houła (cognate)