Unsuccessive is a term that refers to something that is not consecutive or occurring in a specific order. Other words that can be used as synonyms for unsuccessive are nonconsecutive, sporadic, irregular, infrequent, scattered, interrupted, and haphazard. These terms all convey the idea of something that is not happening in a consistent or predictable manner. Nonconsecutive implies a lack of continuity or order, while sporadic emphasizes the unpredictable nature of the occurrence. Irregular describes something that does not follow a regular pattern, while infrequent indicates that something occurs only rarely. Scattered and interrupted both suggest things that are occurring amid other things, while haphazard is typically used to describe something that is disorganized and lacks a clear plan or purpose.