 Further concerns surrounded use of the word "pluton" as in major languages such as French and Spanish, Pluto is itself called "Pluton", potentially adding to confusion.The second change was a redrawing of the planetary definition in the case of a double planet system.There had been a concern that, in extreme cases where a double body had its secondary component in a highly eccentric orbit, there could have been a drift of the barycenter in and out of the primary body, leading to a shift in the classification of the secondary body between satellite and planet depending on where the system was in its orbit.