malapropism /malˈə-pro-pi-zm/

1. The misapplication of words without mispronunciation, from Mrs Malaprop in Sheridan's play, The Rivals, who uses words malapropos
2. A word so used

• disparatenesses
• disparates
• disparities
• disparity
• dispark
• disparked
• disparking
• disparks
• dispart
• disparted
• disparting
• disparts
• dispassion
• dispassionate
• dispassionately
• dispassionateness
• dispassions
• dispatch
• dispatch-boat
• dispatch-boats
• dispatch box
• Dispatch Box
• dispatch boxes
• dispatch case
• dispatch cases