Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Icelandic sléttur
← Proto-Germanic *slihtaz (derived)
← Old Norse sléttr (derived)

→ English slight (cognate)
→ German schlecht (cognate)
→ Icelandic sléttsöngur (affix)
→ Icelandic ósléttur (affix)
→ Icelandic sléttlendi (affix)
→ Swedish slätt (cognate)