The language errors could potentially hinder the transmission of information and disturb theconcretization of the act of communication. In the contemporary context, many factors exercise influence on thelanguage especially the social media triggering disregard of the linguistic norms, devaluing the correct use of thelanguage and disrupting the normal flow of communication. These irregularities in the use of the Spanish languageare known as language vices. The subject of this paper is a broad view of the irregularities (that could be of differentgrammatical nature) that could result from the improper use of the Modern Spanish language and encompasses thedefinition, review of the most common types of language vices (pleonasm, solecism, amphibology, barbarism,archaism, and neologism) supported by a series of examples excerpted from relevant sources among whichOrtografía de la lengua Española (RAE:2010). Diccionario panhispánico de dudas (RAE:2005), Gran diccionariode sinónimos, voces afines e incorrecciones (Fernando Corripio, Bruguera, 1979), etc. The purpose of the paper is,in absence of Spanish grammar(s) in Macedonian language and published comparative papers in particular in thefield of lexicology, to fill to some extant the vacuum and shed light on the language vices in the Modern Spanishlanguage, thus arousing the interest of the Macedonian linguists, especially those with knowledge of Spanish forfuture more profound research and their systematization.