Intellectualisation refers to the process of analyzing or discussing something from an intellectual or academic standpoint. However, there are several synonyms available for this word. You can use the word "academicism" to define the process of making something more intellectual. Similarly, the word "academism" refers to the idea of viewing something in a scholarly or academic way. Some other synonyms that can be used instead of intellectualisation are "intellectualizing", "cognitive", and "rationalizing". Regardless of the specific word chosen, it is important to select a synonym that will be easily understood by the audience and accurately convey the intended meaning.