Jamas is a Spanish word that means 'never' in English. It is an adverb used to express negation or to indicate that something won't happen at any time. In Spanish, there are several synonyms for the word jamas which may be used interchangeably. Some of the synonyms include nunca, en ningún momento, ni por casualidad, ni de broma, ni en sueños, ni en pintura, etc. These words are mostly used in informal conversations and indicate an absolute denial of an event happening in the future. When used in a sentence, most of these synonyms give the same meaning as jamas, conveying a strong sense of finality and certainty.