Where does “плагіат” come from?

плагіат (Ukrainian) comes from German Plagiat, from French plagiat, from Latin plagiārius, from Latin plagium, from Ancient Greek πλάγιος, from Ancient Greek -ῐος, from Proto-Indo-European -yós — Creates adjectives from noun or verb stems.

плагіат (Ukrainian): plagiarism

Definitions

plagiarism

Ancestry of “плагіат”, step by step

плагіат traces back through two separate lines of ancestry.

via German Plagiat

Step	Language	Word	Meaning
1	German	Plagiat	plagiarism
2	French	plagiat	plagiarism
3	Latin	plagiārius	torturer, oppressor, plunderer
4	Latin	plagium	manstealing, kidnapping, the selling of freemen...
5	Ancient Greek	πλάγιος	placed sideways, slanting, aslant
6	Ancient Greek	-ῐος	belonging to; of”, “belonging to”, “pertaining to
7	Proto-Indo-European	-yós	Creates adjectives from noun or verb stems

via Latin plagiatus

Step	Language	Word	Meaning
1	Latin	plagiatus	kidnapped
2	Latin	plagio	to steal (a person), kidnap
3	Latin	-ō	suffixed to nouns or adjectives. Originally a-stem nouns. Later extended to nouns with other stems. Forms regular first-conjugation verbs
4	Proto-Indo-European	-ō	Derives nouns from roots

Every word from Proto-Indo-European -yós →Every word from Ancient Greek -ῐος →Every word from Ancient Greek πλάγιος →