The phrase "did credit to" is often used to express admiration for someone or something that has done a good job. It is also a form of praise for a person's actions or achievements. There are several synonyms that can be used in place of "did credit to" such as "excellence," "commendable," "outstanding," "superlative," "praiseworthy," "remarkable," "impressive," and "commendable." All of these words express high levels of praise and admiration. Using any of these alternate words can help to convey the same level of appreciation and admiration for someone or something that "did credit to".