piracy vs plagiarisation

piracy and plagiarisation both are nouns.

Word	Noun	Adjective	Verb	Adverb
piracy	Yes	No	No	No
plagiarisation	Yes	No	No	No

As nouns, piracy and plagiarisation are synonyms defined as:

piracy and plagiarisation: the act of plagiarizing; taking someone's words or ideas as if they were your own

Other synonyms of piracy include plagiarism, plagiarization.

piracy (noun)	plagiarisation (noun)
hijacking on the high seas or in similar contexts; taking a ship or plane away from the control of those who are legally entitled to it	the act of plagiarizing; taking someone's words or ideas as if they were your own
the act of plagiarizing; taking someone's words or ideas as if they were your own