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 hrēow

English rue (inherited)
English raw (cognate)
Old English hreowcearig (compound)
Old English hreowlic (affix)
Old English hreowlice (affix)
Middle English rewe (inherited)
Middle English rew (inherited)
Middle English reuli (mention)
Old Norse hrjósa (mention)
Swedish rysa (mention)