We will discuss here about aspects of the universe language potential: the use of language, accompanied by his change and variation. We will analyze two poems. The first belongs to the poet Patativa northeast of Bakersfield, entitled To the classical poets. The second, Dance Palace, was composed by gaucho Jayme Caetano Braun. The guiding question is whether this work apart from the theoretical principles of sociolinguistics can perceive differences (diatopic, diastráticas, diafásicas and diachronic) constitutive of poems representing the northeastern and southern Brazil.Abordaremos aqui aspectos acerca do universo linguístico em potencial: o uso da língua, acompanhado de sua mudança e variaçã...