The term 'no longer working' can be described by five different words, all of which have a different number of letters. The first word is 'KAPUT', which has five letters and is derived from the German word meaning 'BROKEN'. The second word is 'DEFUNCT', which has seven letters and means 'no longer in existence or functioning'. The third word is 'Retired', which also has seven letters and means to have stopped working due to age or disability. The fourth word is 'IDLE', which has four letters and means 'not active or in use'. The fifth and final word is 'DEAD', which also has four letters and means 'no longer alive or functioning'.