Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Catalan grumoll
Catalan grum (affix)
Catalan -oll (affix)
Catalan grúmol (doublet)
Latin grumulus (derived)
Latin grūmus (mention)

Catalan grum (link)
Catalan grumollós (affix)