irate

a barrage of irate letters.

an irate phone call.

paltering with an irate customer;

retribution arrived in the shape of my irate father.

The irate animal made for us, coming at a full jump.

We have received some irate phone calls from customers.

The manager pacified the irate customer with a smooth apology for the error.

A good telephone voice can do much to improve the temper of irate callers.