Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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English moat
Old English mot (cognate)
Bavarian Mott (cognate)
English mote (link)
English mud (link)
English smut (link)
Middle English mote (inherited)
Old French mote (derived)
Old French motte (cognate)
Proto-Germanic *mutô (derived)
Proto-Germanic *mudraz (mention)
Proto-Germanic *muþraz (mention)
Proto-West Germanic *motta (mention)
Alemannic German Mott (cognate)
Alemannic German Mutte (mention)
Proto-Indo-European *(s)mut- (derived)
Dutch mot (cognate)
Saterland Frisian mut (cognate)
Swedish muta (cognate)

English ditch (link)
English motte (doublet)
English moated (suffix)
English moatlike (suffix)