Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Welsh caer
← Breton kêr (cognate)
← Proto-Brythonic *kaɨr (inherited)
← Proto-Celtic *kagros (inherited)
← Welsh cae (mention)
← Welsh caffer (alter)
← Proto-Indo-European *kagʰ- (derived)
← Cornish ker (cognate)

→ English Cardiff (derived)
→ English Carew (derived)
→ English Kirkcaldy (mention)
→ English Llanfair Caereinion (mention)
→ English Castle Caereinion (mention)
→ Breton kêr (cognate)
→ Welsh Caerdydd (affix)
→ Welsh cau (link)
→ Welsh cae (mention)
→ Welsh bryngaer (compound)
→ Welsh Caergaint (affix)
→ Welsh Caerloyw (affix)
→ Welsh Caerfaddon (affix)
→ Welsh Caerwysg (affix)
→ Welsh Caernarfon (affix)
→ Welsh Caer Gwydion (compound)
→ Welsh Caer Arianrhod (compound)
→ Welsh Caerffili (compound)
→ Welsh Caerfyrddin (compound)
→ Hindi कार्डिफ़ (derived)
→ Latin caulae (cognate)
→ Portuguese Cardiff (mention)