The term 'wildly popular' can be described by three words: 'HOT', 'redhot', and 'alltherage'. The word 'HOT' is an adjective that means having a high degree of heat or a high temperature. It can also be used to describe something that is very popular or fashionable. The word 'redhot' is an intensifier of the word 'HOT' and is used to emphasize the intensity of the heat or popularity. Finally, the word 'alltherage' is an informal phrase that means something is extremely popular or fashionable. All three words can be used to describe something that is wildly popular.