Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
English auxiliary
Proto-Indo-European *h₂ewg- (root)
Latin auxiliārius (mention)
Latin auxiliāris (mention)
Latin auxilium (mention)
Latin augēre (mention)

English accessory (link)
English nonauxiliary (prefix)
English auxiliarily (suffix)
English auxlang (blend)
English semiauxiliary (prefix)
English electroauxiliary (prefix)
English Auxie (suffix)
Spanish auxiliar (cognate)