IPA: /ˈpleɪdʒəraɪz/
KK: /ˈpleɪdʒəraɪz/
To copy someone else's work or ideas and present them as your own without giving proper credit.
He was accused of trying to plagiarise his friend's essay.
Past: plagiarised
Past Participle: plagiarised
Plagiarise → It is formed from "plagiarius" (meaning kidnapper or plunderer) and the suffix "-ise" (used to form verbs). The word "plagiarise" means to take someone else's work or ideas and pass them off as one's own, akin to stealing or kidnapping intellectual property.
Think of a 'kidnapper' ('plagiarius') taking away someone else's ideas — that's why to plagiarise means to take someone else's work.
No commonly confused words.