A person with osteoporosis is an example of someone who might have brittle bones.
A high pitched, sharp laugh is an example of a brittle laugh.
A person with a rigid and mean personality who is really just nervous on the inside is an example of someone who is brittle.
Other Word Forms
Origin of brittle
- Middle English britel probably from Old English brytel from bryttian to shatter
From American Heritage Dictionary of the English Language, 5th Edition