1. a mark, flaw, or imperfection that spoils the appearance of something
2. something that damages or reduces the quality of something
Usage: figurative

1. to spoil the appearance or quality of something by marking or damaging it

Examples

• The small scar was the only blemish on her otherwise perfect complexion.
• A few scratches were the only blemishes on the antique table.
• The scandal was a blemish on his otherwise spotless reputation.
• One mistake shouldn’t blemish an entire career of good work.
• The artist refused to sell the painting because of a small blemish in the corner.
• Years of sun exposure had blemished the once-pristine deck.
• The company’s safety record was blemished by the recent accident.