How to pronounce “cascades”(verb) in English

So a downward inflection is when your pitch cascades downward at the ends of your phrases and sentences.

You pour in the champagne on the top and it all cascades through.

Because it introduces all these fragilities, few can pay, then it cascades through, and all of that.

They're restaurants that are founded upon the collaboration between the kitchen and the dining room, and it starts with us, but it cascades through the entire staff.