How to pronounce “undeck” in English

to get on a boat, to face the ocean with all the uncertainty, that results in the kind of brutality that we got to see.- I think so. I mean, the way they would build their ships, they were clinker built, so they were overlaid, like planks overlaying. So they were undecked aswell. And so they'd have tents. So can you imagine crossing the Atlantic, the northern Atlantic, you know, with these huge waves splashing