Mistake: Good vs Well

good = adjective; well = adverb.

Examples

• She is a good singer.
• She sings well.

Key rules

• Good is an adjective describing a noun: a good singer
• Well is an adverb describing a verb: she sings well
• Well can also be an adjective meaning healthy

Common mistakes

• She sings good → She sings well
• She is a well singer → She is a good singer

Use cases

• Describing skills and performance
• Talking about health
• Writing reviews