Here's what rhymes with demoralised.

Consider these alternatives

dejected / rejected undermanned / hand embittered / considered disunited / provided rejuvenated / dated reinvigorated / dated annihilated / dated humiliated / dated unmotivated / stated chastened / patient debilitated / dated disorientated / dated decimated / dated deflated / dated unnerved / first leaderless / featureless