The phrase "choppily" refers to a rough or uneven movement, sound, or texture. There are several synonyms that can be used to accurately describe this sensation. For example, "jaggedly" refers to a similarly uneven motion or surface, whereas "erratically" is often used to describe a movement that is sporadic or unpredictable. The term "stutteringly" can refer to a choppy sound or speech pattern, while "unevenly" describes a surface that is not level. Some additional synonyms for "choppily" include "jarringly," "clumsily," and "fitfully." Regardless of the word used, all of these options convey an understanding of a jarring, uneven, or hesitant motion or sound.