Stoma and Water pore

Stoma noun - A mouth or mouthlike opening (especially one created by surgery on the surface of the body to create an opening to an internal organ).

Water pore and stoma are semantically related. In some cases you can replace phrase "Water pore" with "Stoma", this terms are similar.

Water pore noun - A pore that exudes water on the surface or margin of a leaf of higher plants.

Stoma and water pore are semantically related. You can use "Stoma" instead a noun phrase "Water pore".