When it comes to describing something that has been made popular, there are several synonyms that you can use instead of "popularised". For instance, the term "viral" is commonly used to describe content that has gained widespread attention on the internet. Another alternative could be "trending", which refers to something that has become popular or fashionable. You could also use the term "popularised" as a synonym for "popularised", such as "made popular" or "popularised". Other synonyms you could use include "cultivated", "promoted", "propagated", and "disseminated." Ultimately, the synonym you choose will depend on the context of your writing and the audience you are writing for.