"Gosh darning" is a phrase used as a euphemism for curse words and profanity. Synonyms for this phrase may vary depending on the context, audience, and degree of offensiveness. Some alternatives include "gosh darn it," "dang it," "shoot," "heck," "blast," "drat," "rats," "fudge," and "frick." These expressions are considered milder substitutes for harsher expletives and are often used to express frustration or annoyance without causing offense or breaking social norms. Choosing the right synonym for "gosh darning" may require discretion and sensitivity to cultural and linguistic nuances.