A heroic stanza refers to a particular type of stanza or verse that typically uses iambic tetrameter, which creates a rhythm that feels both confident and powerful. However, there are several synonyms you could use for this term, depending on the context and the effect you want to create. An alternative term is "epic stanza," which refers specifically to poetry that tells a story about heroic deeds. Alternatively, you could use the term "triumphant verse" to suggest a celebratory tone. "Majestic verse" could also be appropriate if you want to emphasize the grandeur and dignity of the language and themes used in the stanza.