annoyed, vexed, disgruntled, upset
grumbling, grousing, disgruntled
growling, rumbling
Хающий критиков журналист собрал целую толпу недовольных.
The journalist who disparaged critics attracted a whole crowd of disgruntled people.
Дед, костящий погоду, вышел из дома с недовольным видом.
The grandfather, cursing the weather, left the house with a disgruntled look on his face.