The word "more frigorific" means to be excessively cold or freezing. Antonyms for this word include hot, warm, and balmy. In general, antonyms for "frigorific" include words that represent warmth or heat. For example, "burning hot," "scorching," "sweltering," and "blistering" are all words that are opposite in meaning to "more frigorific." These antonyms illustrate the idea that the word "more frigorific" describes a temperature that is extremely low, whereas the antonyms describe temperatures that are high or oppressive. When you are looking for a word to describe the opposite of "frigorific," think of words that describe warmth, comfort, and coziness.