Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old Norse einn
← Old English an (cognate)
← Proto-Germanic *ainaz (inherited)
← Old High German ein (cognate)
← Proto-Indo-European *óynos (derived)
← Old Frisian en (cognate)
← Old Saxon en (cognate)

→ English Eric (mention)
→ English Aintree (derived)
→ Old English an (cognate)
→ Danish en (inherited)
→ Danish ingen (affix)
→ Danish ene (mention)
→ Faroese ein (inherited)
→ Westrobothnian ajn (inherited)
→ Gutnish ajn (inherited)
→ Old Swedish en (inherited)
→ Old Swedish ængin (mention)
→ Old High German ein (cognate)
→ Icelandic einn (inherited)
→ Icelandic ekki (mention)
→ Icelandic enginn (mention)
→ Norwegian Bokmål en (inherited)
→ Norwegian Bokmål et (link)
→ Norwegian Bokmål ei (inherited)
→ Norwegian Nynorsk ei (inherited)
→ Norwegian Nynorsk ein (inherited)
→ Norwegian Nynorsk eins (mention)
→ Norwegian Nynorsk einannan (derived)
→ Norwegian Nynorsk eino (mention)
→ Old Norse einherjar (compound)
→ Old Norse eins (mention)
→ Old Norse enginn (suffix)
→ Old Norse engi (suffix)
→ Old Norse eining (suffix)
→ Old Norse einvígi (compound)
→ Old Norse einnhverr (compound)
→ Old Norse einleikr (suffix)
→ Elfdalian ien (inherited)
→ Swedish en (inherited)
→ Swedish ingen (mention)