German hallo

← French holà (cognate)

← Old High German holā (derived)

← Old High German holōn (mention)

→ Danish hallo (cognate)

→ German Hallo-Welt-Programm (compound)

→ German hallöchen (suffix)

→ German Hallo (mention)

→ Hungarian halló (derived)

→ Norwegian Bokmål hallo (derived)

→ Norwegian Nynorsk hallo (derived)