"D'oh" is commonly used to express frustration or disappointment, and has become a signature catchphrase of the animated character Homer Simpson. However, there are many synonyms that can be used in place of "d'oh". Some of these include:
1. Oops
2. Ahh
3. Blast
4. Fiddlesticks
5. Drat
6. Dag nabbit
7. Shoot
8. Rats
9. Oh no
10. Curses
Each of these synonyms conveys a similar sentiment to "d'oh", and can be used to express annoyance or frustration in a more diverse and varied way.
