Linguistic phenomenon of some romance languages such as Spanish, Galician, Occitan, Sardinian. . . that does not distinguish the pronunciation from b and v; that's why many speakers of our language when writing commit so many misspellings that they also appear in some ancient Latin inscriptions : Maximianus botum solbit , instead of votum solvit. Maximian fulfilled his vote. By the influence of other languages some speakers give the v a fricative hue that resembles the f.
