English
malappropriation
From mal- + appropriation.
Formed from mal- + appropriation
Proto-Italic *proprijos
…
Latin propriō ‘to appropriate’
Latin appropriō ‘to make one's own, appropriate’
Medieval Latin appropriātiō ‘making one's own, appropriation’
Middle English appropriacion
English appropriation
Today it means
noun misappropriation
Language periods are conventional ranges, not dates for this word.
Etymograph / malappropriation