Sometimes, a good complaint can be very satisfying. We've all been in situations where we feel the need to express our dissatisfaction. One popular phrase for complaining is "I'm fed up with...", followed by the cause of frustration. This straightforward expression conveys a strong sense of annoyance and frustration without being overly aggressive.

Another common phrase used for complaining is "I can't stand it when..." This phrase effectively communicates strong disdain and irritation towards a particular situation or behavior. By using this expression, individuals can voice their complaints in a direct and impactful manner, making sure their feelings are clearly understood. However, these expressions might be too informal in some situations, and to avoid using some inappropriate expressions, always think about the context and the level of formality.

Therefore, I'm sharing with you the following list of phrases used in different registers, formal, semi-formal and informal:

Very formal English expressions for making complaints

• I'd like to complain about ...
• I'm unhappy about ...
• I'm afraid I cannot tolerate ... any longer.

Semi-formal English expressions for making complaints

• I'm rather annoyed about ...
• I'm disturbed about ...
• I cannot put up with ...

Informal English expressions for making complaints

• I've had enough of ...
• It was time you did ...
• I'm fed up with (someone doing) something

English Phrases in Situations

• General phrases
• Saying hello
• Saying goodbye
• Phone conversation
• At the bank
• At the supermarket
• At the market
• At the chemist's
• At the hotel
• At the restaurant
• At the cafe or bar
• At the post office
• At the travel agency
• At the doctor's
• At the dentist's