Discus is a word that cannot be interchanged with other words, specifically when pertaining to the sport of discus throwing. However, one can find synonyms for this word in other contexts. For instance, in the field of marine biology, discus refers to a fish that is also known as the symphysodon. Another synonym for discus is a circular plate that is used in weightlifting and gymnastics as an apparatus. In the context of literature, a discus can be a subject or theme that is being discussed. Moreover, discus can also be used as a verb, with related synonyms such as debate, deliberate, and converse. Overall, while discus may not have many direct synonyms, it can be interpreted in different ways in varying contexts.