Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
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Romanian greu
Proto-Indo-European *gʷréh₂us (inherited)
Latin gravis (inherited)
Romanian grav (doublet)

Catalan greu (cognate)
Romanian greutate (suffix)
Romanian grav (doublet)
Romanian greață (suffix)
Romanian îngreca (mention)
Romanian îngreuia (mention)
Romanian greoi (suffix)
Romanian semigreu (affix)
Aromanian greu (cognate)