brittlegill

As a noun brittlegill is

a mushroom of the genus russula .

As nouns the difference between russula and brittlegill

is that russula is a mushroom of the genus russula while brittlegill is a mushroom of the genus russula .

As nouns the difference between mushroom and brittlegill

is that mushroom is any of the fleshy fruiting bodies]] of [[fungus|fungi typically produced above ground on soil or on their food sources (such as decaying wood) while brittlegill is a mushroom of the genus russula .

As an adjective mushroom

is having characteristics like those of a mushroom, for example in shape or appearance, speed of growth, or texture.

As a verb mushroom

is to grow quickly to a large size.