Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English regulator
English regulate (suffix)
English or (suffix)

English bioregulator (prefix)
English riboregulator (prefix)
English deregulator (prefix)
English coregulator (prefix)
English transregulator (prefix)
English microregulator (prefix)
English superregulator (prefix)
English multiregulator (prefix)
English metalloregulator (prefix)
English immunoregulator (prefix)
English osmoregulator (prefix)
English thermoregulator (prefix)
English mucoregulator (prefix)
English autoregulator (prefix)
English regulatress (suffix)
English neuroregulator (prefix)
English photoregulator (prefix)
English vasoregulator (prefix)
English phosphoregulator (prefix)
English dysregulator (prefix)
English hyporegulator (prefix)
English oncoregulator (prefix)
English mechanoregulator (prefix)
English phytoregulator (prefix)
English oxyregulator (prefix)
Polish regulator (borrowed)