disgruntle

They broadly denied Larson’s allegations as baseless, saying he was an inexperienced and disgruntled former employee who was fired for poor performance.

Those with a former political affiliation are disproportionately disgruntled Conservatives, but not exclusively.

Get them wrong or do them too often and a government's progress can become jolty and piecemeal, and the backbench battalion of the disgruntled grows larger.

There's the disgruntled club chairman who may have dreamed of what could have been done with any transfer fee; the team's manager who's now potentially without a key player.

With no budget to hire trained reporters, Ned leans on the paper's dwindling staff, cajoling disgruntled employees into volunteering as journalists despite them having no idea what they're doing.