WordsiMeaningso (before an adjective/adverb)Part of speechadverbPronunciationCourseFrenchLessonIntensity with adjectives (si / tellement... que)Usages of siCe manège est si intense que je pleure.This ride is so intense that I am crying.Le manège est si rapide qu'il me secoue.The ride is so fast that it shakes me.