Examples: cartography card archaeology archetype monarchy legal loyal purse personal cinema kinase car carpenter hippopotamus Mesopotamia dative data date
...
Portuguese des-
Proto-Indo-European *dwís (inherited)
Latin dis- (inherited)
Old Portuguese des- (inherited)

Spanish despejar (mention)
Portuguese dis- (doublet)
Portuguese descartar (affix)
Portuguese descansar (affix)
Portuguese descongelar (affix)
Portuguese desnudo (mention)
Portuguese descuidar (affix)
Portuguese desmontar (affix)
Portuguese deslindar (affix)
Portuguese desamparar (affix)
Portuguese descarrilar (affix)
Portuguese desencantar (affix)
Portuguese desesperar (affix)
Portuguese desgastar (affix)
Portuguese desintegrar (affix)
Portuguese despistar (affix)
Portuguese desprender (affix)
Portuguese desunir (affix)
Portuguese desvincular (affix)
Portuguese desorientado (affix)
Portuguese desenrascanço (mention)
Portuguese desfazer (affix)
Portuguese desembarcar (affix)
Portuguese desjejum (mention)
Portuguese desembalado (affix)
Portuguese despir (mention)
Portuguese desconfiar (affix)
Portuguese desmentir (affix)
Portuguese desagradecer (affix)
Portuguese desmerecer (affix)
Portuguese desarraigar (affix)
Portuguese desprezar (affix)
Portuguese desbastar (affix)
Portuguese desalentar (affix)
Portuguese desandar (affix)
Portuguese desmitificar (affix)
Portuguese desordenar (affix)
Portuguese descomunal (affix)
Portuguese desempregado (affix)
Portuguese desajeitado (mention)