How to pronounce“caches”in English

caches and and some other uh some other facilities but still limited to military

caches in documents are hidden or covered over in conspicuous structures

arms caches that have been left behind every day.

showing caches of weapons Israel says were hidden around the hospital Hamas

You need those caches.

You have your caches out when you go camping.

One of Harry's caches, I guess, in the beginning of the series is because of his magic, he can't be anywhere near tech.