How to pronounce “vertices” in English

because it's has a lot of powerful features for like removing duplicate vertices and recalculating normals and

but just used a whole variety of new folding techniques, for instance, to be able to make things go at angles, and to produce vertices in these new, off-kilter,

style of these kinds of patterns where every line becomes a pleat, there's some interesting things about pleats expressing tilings and lines because funny things happen at the vertices