Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Galician parella
Catalan parella (cognate)
Spanish pareja (cognate)
French pareille (cognate)
Galician parello (mention)
Italian parecchia (cognate)
Latin *pariclus (mention)
Latin *pariculus (mention)
Latin par (inherited)
Portuguese parelha (cognate)
Romanian pereche (cognate)

Catalan parella (cognate)
Galician aparellar (mention)
Galician aparellar (link)