The phrase "ing red" commonly refers to the color red, but there are many synonyms that can be used depending on the context and shade of red being described. Some examples include crimson, scarlet, cherry, burgundy, ruby, and maroon. These words can help add more depth and nuance to descriptions, as they evoke different emotions and connotations. For instance, crimson may suggest passion or intensity while maroon may imply a more subdued or sophisticated tone. Overall, using synonyms for "ing red" can elevate and diversify one's writing and language skills.