The phrase "partial to" is commonly used to indicate a liking or preference for something or someone. However, there are several synonymous phrases that can be used interchangeably, including "fond of," "inclined towards," "attached to," "admiring of," "sympathetic to," and "prejudiced towards." Each of these phrases conveys a similar sentiment of favoring or having an affinity towards a particular thing or person. By using these synonymous phrases, writers can effectively convey their admiration or favoritism towards a subject without relying too heavily on one phrase. Additionally, using a variety of synonyms keeps writing fresh and engaging for readers.