gracias
/ˈɡɾaθjas/ [ˈɡɾa.θjas] · A1 · noun · f
thank you, thanks
gracias = graces: same Latin root as grace and grateful (gratia)
From Latin gratias, plural of gratia (favour, goodwill), the root of English grace, grateful and gratitude. Saying gracias is literally offering graces. The c is a soft th in Spain (GRA-thyas) and an s in Latin America (GRA-syas).