Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English witness
Old English ġewitnes (inherited)
German gewissen (cognate)
Middle Dutch wetenisse (cognate)
English wit (affix)
English -ness (affix)
Middle English witnesse (inherited)
Old High German gewiznessi (cognate)
Proto-Indo-European *weyd- (root)
Icelandic vitni (cognate)

English wit (link)
English eyewitness (compound)
English witnesseth (suffix)
English witnessest (suffix)
English nonwitness (prefix)
English earwitness (compound)
English witnessless (suffix)
English witnesser (suffix)
English witsec (blend)
English witnessable (suffix)
English counterwitness (prefix)