The phrase "more testimonial" can be replaced with a variety of synonyms, each with its own subtle connotations. Some alternatives include "additional endorsement," "further recommendation," "another affirmation," or "extra approval." These synonyms promote the idea of building trust through the voice of others who have already experienced or used the product/service. By having additional testimonials, potential customers can feel more confident in the brand's ability to deliver quality results. These phrases can be useful in marketing materials and websites, where businesses can showcase a range of testimonials to demonstrate the positive impact and value that their products/services bring to their customers.