Well Well Well - John Lennon song - was created on 1970-12-11.

well if teachers are good teachers they can teach well and do writing well, history well, math well and reading well.

It can be either, depending on whether it refers to something done well (an adverb) or someone who feels well, or healthy (an adjective). Well can be an adjective, adverb, noun, verb, or interjection.

Well is an adjective in this sentence: All's well that ends well.

Well is an adverb in this sentence: I don't feel well.

Well is a noun in this sentence: My dog fell in the well.

Well is a verb in this sentence: Tears well up every time she sees that movie.

Well is an interjection in this sentence: Well! I won't take that!

Well is not a verb. It can be a noun (draw water from the well) or an adverb (you did that well).

The word well is an adjective, for example well water or well wisher.