The term "very successful" is often used to describe someone or something that achieves a high level of accomplishment. However, there are numerous synonyms that can be used to convey this idea in a more nuanced or descriptive way. Some alternatives include highly accomplished, triumphant, prosperous, thriving, proficient, flourishing, victorious, and outstanding. Each of these terms adds a slightly different shade of meaning to the idea of success, with some emphasizing a sense of excellence or achievement and others emphasizing a sense of growth or progress. Employing synonyms can help to make writing more engaging and dynamic, while also conveying a deeper sense of meaning.