The estranged wife of the former Deputy Chief Constable of Wiltshire Police said he had spoken about taking his own life.
David Ainsworth was the subject of an internal investigation when he was found dead at his home in March 2011.
Emma Ainsworth said his ultimate goal was to become Chief Constable and "Sir David" but he feared he was going to lose his job.
The hearing at Trowbridge continues.
A report out today has criticised Wiltshire Police Authority over the death of Assistant Chief Constable David Ainsworth
The inquest into the death of former Deputy Chief Constable of Wiltshire Police continues