Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Finnish oja
← Proto-Finnic *oja (inherited)

→ Finnish ojaleinikki (compound)
→ Finnish ojittaa (affix)
→ Finnish ojikko (affix)
→ Finnish salaoja (prefix)
→ Finnish ojuke (mention)
→ Finnish Ojala (suffix)
→ Finnish Tuomioja (compound)
→ Finnish avo-oja (prefix)
→ Finnish Kivioja (compound)
→ Finnish ojakärsämö (affix)
→ Finnish ojalapio (affix)
→ Finnish katuoja (affix)
→ Finnish kuivatusoja (affix)
→ Finnish ojakellukka (compound)
→ Finnish ojasto (suffix)
→ Finnish ojankaivaja (compound)
→ Finnish ojuri (suffix)
→ Finnish ojavalo (compound)
→ Finnish ojanperkaus (compound)
→ Finnish oja-aura (compound)
→ Finnish ojajyrsin (compound)
→ Finnish maantienoja (affix)
→ Finnish reunaoja (affix)
→ Finnish piirioja (affix)
→ Finnish metsäoja (affix)
→ Ingrian oja (cognate)