"Frio" is a Spanish word that stands for "cold." According to the context, it could refer to a temperature, a feeling, or an environment. There are multiple synonyms and related words that could replace "frio." For instance, "helado" (frozen), "congelado" (icy), "gelido" (frigid), "frío polar," "frío cortante," "frío que cala los huesos," and "frío como el hielo" express considerable coldness. Additionally, "refrigerado" (chilled), "templado" (temperate), "bajo cero" (below zero), "nieve" (snow), "escarcha" (frost), and "bola de nieve" (snowball) are related to coldness.