The phrase "damn-wow" is a colloquial expression that is commonly used to convey amazement or astonishment. However, there are numerous other synonyms that can be used to replace this phrase, such as "blow me away," "unbelievable," "impressive," "stunning," "mind-blowing," or "awesome." These synonyms are suitable for a variety of situations, including when you see something extraordinary, hear a great story, or encounter a remarkable accomplishment. The use of these synonyms can enhance your vocabulary and enable you to express your emotions more effectively. So, if you want to add some variety to your expressions of amazement, try using one of these synonyms instead of "damn-wow".