Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Old English þrēa

→ English throw (cognate)
→ English throe (derived)
→ English threap (mention)
→ English threpe (mention)
→ Old English þeodþrea (affix)
→ Old English þreanied (compound)
→ Old English þreapian (mention)
→ Old Norse þrá (cognate)