lengua de víbora

== Spanish == === Noun === lengua de víbora f (plural lenguas de víbora) Someone with a viperish tongue Synonym: lengua de escorpión === Further reading === “lengua de víbora”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025