good or well

When do we use good and well?

Word Explanation Example
good used as an adjective → to describe a noun You speak good English.
used as an adjective (with a verb, e.g. be, feel, look, smell, sound, taste → to describe a noun) Your English is good.
That dress looks good on you.
well used as an adverb → to describe a verb You speak English well.
used as an adjective when we talk about a physical state (healthy, not ill) → to describe a noun I'm very well, thank you.