The phrase "provide expertise" can be substituted with a multitude of synonyms to convey the same meaning. Words such as "offer knowledge," "share proficiency," "impart experience," "deliver skillset," "dispense mastery," "present know-how," "furnish insights," "grant competence," and "supply adeptness" all express the act of providing expert knowledge or skills to others. These synonyms can be used interchangeably to describe the action of sharing proficiency in a particular area or field of expertise. By utilizing different synonyms, writers and speakers are able to add variety and depth to their language, and better communicate their ideas to their audience.