Boring vs. dull: what’s the difference?
The short answer
Boring specifically refers to something that causes boredom or makes someone feel uninterested, while dull can also mean lacking brightness, sharpness, or liveliness in addition to being uninteresting.
What they have in common
Both boring and dull describe something that fails to interest or excite and can be used to express a lack of stimulation or excitement.
Examples
boring
- The lecture was so boring that several students fell asleep.
- He found the movie boring and left before it finished.
dull
- The sky was covered with dull, gray clouds all day.
- Her knife was too dull to cut the vegetables properly.
Which one is more common?

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