air (someone's) grievances

Translations
выразить (чьи-то) обиды
During the meeting, employees were encouraged to air their grievances.
Во время собрания сотрудников призвали выразить свои обиды.
Definitions
To express or communicate someone's complaints or concerns openly, often in a public or formal setting.
Words
grievance

noun
жалоба
air

verb
вещать