The term for a word that has the same meaning as another word is "synonym." Synonyms can enhance language by providing alternative expressions, thereby enriching communication. For instance, the words “happy” and “joyful” are synonyms; they convey similar meanings but may carry different connotations or be more suitable in varied contexts. Utilizing synonyms effectively allows for more nuanced writing and speaking, making descriptions more vivid and avoiding repetition. Understanding synonyms is essential in language learning as it helps in expanding vocabulary and comprehension, contributing to effective communication across various contexts.