When it comes to finding synonyms for the word "nonribosomally", one might encounter a challenge due to its specificity. However, alternative expressions can be considered to convey a similar meaning. "Nonribosomal" or "non-ribosomal" are two possible variations that can be used interchangeably with "nonribosomally". Additionally, one could use "extraribosomal" to convey a similar idea. Although options for synonyms may be limited for this particular term, these alternatives can still be employed to maintain coherence and precision in written or spoken language. The choice ultimately depends on the context and style of communication.