What is another word for is on up?
Pronunciation: [ɪz ˌɒn ˈʌp] (IPA) 
The phrase "is on up" can be substituted with various synonyms depending on the context. Some of these synonyms include "improving," "rising," "increasing," "elevating," "getting better," and "advancing." Whether it's referring to someone's health, financial status, or career growth, these synonyms can be used to describe a positive change or progression. Furthermore, if the context is regarding high spirits or positive emotions, terms such as "thriving," "flourishing," and "blooming" can be used to describe the feeling of being "on up." These synonyms can be used interchangeably to add variety and depth to your writing or conversation.
