Which linguistic term, now widely used in dictionaries and academic discourse, was originally coined as part of a Xerox advertising campaign to differentiate their product from competitors?

In the world of language and linguistics, major brands have made significant contributions by creating new words, phrases, and linguistic concepts that have entered our everyday vocabulary. These linguistic innovations often start as marketing campaigns but become so embedded in culture that they transcend their commercial origins. Test your knowledge about how product branding has influenced modern language usage and linguistics!

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Xerox (as a verb meaning 'to photocopy')
Kleenex (as a generic term for tissue)
Google (as a verb meaning 'to search online')
Chapstick (as a general term for lip balm)