The phrase "growing disillusionment" means that someone's hopes and beliefs are slowly fading away or being replaced by disappointment and lack of trust. Full definition
And in a third sign of growing disillusionment with Cuomo by Democrats and others on the political left, Working Families Party activists, furious over Cuomo's alliance with Senate Republicans, are threatening to back someone other than the governor in the November election, a move that would aid GOP gubernatorial contender Rob Astorino, sources said. (nypost.com)
LONDON: Arsene Wenger is leaving Arsenal after 22 seasons in charge against the backdrop of growing disillusionment from fans as the team struggles to compete for the Premier League title. (newindianexpress.com)
People deserve answers to the huge problems that led to the Leave vote, and which many of our constituents continue to raise with us: weariness after years of excessive public spending cuts; growing disillusionment about how opportunity seems less evenly spread than in previous generations; discomfort at an immigration system many perceive to be unfair. (politics.co.uk)