Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English scatheful
Old English sceaþful (inherited)
English scathe (suffix)
English ful (suffix)
Middle English *scatheful (inherited)
Middle English unnskaþefull (mention)
Scots scathfull (cognate)
Scots scaithful (mention)

English scathe (link)
English scathefulness (suffix)