Which linguistic technique did the award-winning 'Wörter der Welt' (Words of the World) campaign by Duolingo use to increase engagement by 47% in 2022?

Brand storytelling often relies heavily on linguistic techniques to create memorable campaigns. The strategic use of language can make or break a product's market position. This poll tests your knowledge of how linguistic principles have been applied in major advertising campaigns that revolutionized their respective markets through clever language manipulation.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Semantic satiation - repeating words until they temporarily lose meaning, creating a curiosity gap
Code-switching - strategically alternating between languages mid-sentence to demonstrate fluency progression
Phonaesthetic clustering - grouping words with similar pleasant sounds regardless of meaning
Syntactic mirroring - matching sentence structures across languages to highlight universal grammar