[ˈmaləprəpɪz(ə)m], (Noun)

Definitions:
- the mistaken use of a word in place of a similar-sounding one, often with an amusing effect (e.g. ‘dance a flamingo’ instead of flamenco)
(e.g: he's always been prone to gaffes and malapropisms)


Phrases:

Origin:
mid 19th century: from the name of the character Mrs Malaprop in Sheridan's play The Rivals(1775) + -ism