There are numerous synonyms for the phrase "show grid" that varies depending on context and usage. Some of the common expressions include displaying a "ruler" to measure the dimensions of an object, "gridlines" to align and arrange data, "guidelines" to help with design, and "charts" that help to visualize data in a more organized manner. Other phrases that can be used in place of "show grid" include "highlight," "emphasize," "display," "demonstrate," "illustrate," "depict," and "exhibit." These synonyms can be quite useful in helping individuals to communicate their ideas more clearly and effectively, making it easier to convey information in a manner that is easy to understand.