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

• dugongs
• dugout
• dugouts
• dugs
• duh
• DUI
• duiker
• duikers
• duing
• duke
• duked
• dukedom
• dukedoms
• dukeling
• dukelings
• dukeries
• dukery
• dukes
• dukeship
• dukeships
• Dukhobor
• Dukhobors
• Dukhobortsy
• duking
• dukkah