discombobulate
🇺🇸
/ˌdɪskəmˈbɑːbjuleɪt/
🇬🇧
/ˌdɪskəmˈbɒbjuleɪt/
to make someone feel confused or surprised
The sudden change of plans will discombobulate many people.
突然の計画の変更によって多くの人が混乱します。