"Goddammit" is a profanity used to express anger, frustration, or disappointment. However, it is not suitable for all occasions. Luckily, there are several synonyms for "goddammit" that you can use to express your feelings without using an offensive word.
You can say "darn it", "shoot", "oh no", or "good grief" to express your frustration. "Oh my goodness", "crikey", or "geez" can be used to convey surprise or shock. "Bloody hell", "for heaven's sake", or "damn" can be used interchangeably with "goddammit".
Using these alternatives to "goddammit" can help you express yourself without offending anyone or being inappropriate. Remember to choose your words wisely and be mindful of your audience.