A medical condition, somewhat similar to frostbite, that can affect the feet when they are constantly cold and wet.

That involves immersion

A device for supplying domestic hot water in which a thermostatically-controlled heating element is immersed within a tank of water

Tending to immerse. / Giving the impression of immersion.

plural of immersion

Third-person singular simple present indicative form of immerge

Unworthy of merit; not deserving of merit; not meritorious.

plural of immersion blender

A long, electric, hand-held tool with sharp blades at the end, designed for immersion into food to mash or liquefy it.

In an immersive manner.