The word "leadings" can be replaced by various synonyms depending on the context. For a prominent or outstanding position, the word "front-running" or "foremost" can be used. In terms of influence or dominance, "dominant" or "predominant" are good substitutes. If the context is about direction or guidance, "guiding" or "directing" can be used. For prominence or leadership in industry, the word "pioneering" can be used. Other synonyms include leading-edge, cutting-edge, front-line, trailblazing, ground-breaking, avant-garde, and trendsetting. Using these synonyms can help to enhance the meaning of the word "leadings" and make your writing more interesting.