Imparadise, a word of rare usage, means to grant someone heavenly or divine happiness or bliss. While not many synonyms exist for this word, there are some alternatives that can be used interchangeably depending on the context. Some of these synonyms include "heavenize," "beatify," "glorify," "enrapture," "exalt," "transcend," and "elevate." All of these terms suggest the same idea of elevating or glorifying someone or something to a state of heavenly or divine happiness. Whether you choose to use imparadise or one of these synonyms, they all capture the essence of experiencing pure, eternal happiness and bliss.