Grammar fix
I'm not very happy about
polite dissatisfaction
Used to tell someone politely but clearly that something has annoyed or upset you.
expression
How oftenCommon
LevelB1
Used inSpeech & writing
Hear it in context
Notice where the phrase sounds natural.
I'm not very happy about being charged twice for the same order.
The buses near my flat stop running at nine, and I'm not very happy about that. If I finish work late, I have to pay for a taxi home.
Fix the pattern
One small grammar move makes it sound right.
Not: I'm not very happy for the extra delivery charge.
Say: I'm not very happy about the extra delivery charge.
Use 'about' (or 'with') for what annoys you. 'Happy for someone' means pleased because something good happened to them.
Don't confuse it
Other ways to say it
Say you're annoyed without being rude
How firmGentleFirm
I'm a bit disappointedYou expected better. Quieter than annoyed, but it often hits harder.I'm not thrilled aboutDry understatement between friends. They hear it, but it stays light.
I'm not very happy aboutYou're here · The plain, everyday way to say you're unhappy with something.
I'm a little frustratedThe best default. Honest about the feeling, but calm.I'd appreciate it ifPolite request for a change. With 'next time' or 'if this didn't happen again', it becomes a firm warning.