The word "more bits-and-pieces" can be replaced by its antonyms, such as "complete," "unified," and "cohesive." Instead of describing something as a collection of disparate elements, you could describe it as a cohesive whole or a complete entity. Similarly, you could use synonyms like "organized," "systematic," or "uniform" to describe something that is not pieced together in a haphazard way. By using these antonyms, you can convey a sense of organization and structure that may be lacking in something that is described as "more bits-and-pieces.