Bleb and Wheal

Bleb noun - (pathology) an elevation of the skin filled with serous fluid.

Wheal and bleb are semantically related in swelling topic. In some cases you can use "Wheal" instead a noun "Bleb".

Wheal noun - A raised mark on the skin (as produced by the blow of a whip); characteristic of many allergic reactions.

Bleb and wheal are semantically related in swelling topic. You can use "Bleb" instead a noun "Wheal".