Shear vs. Sheer
“Shear” and “sheer” are sound-alike words with different roles and meanings. “Shear” is used for cutting wool or hair and technical shear senses, while “sheer” commonly functions as an adjective or adverb meaning complete, very steep, thin, or directly.
Use “shear” mainly for cutting wool/hair or technical shear senses; use “sheer” for meanings such as complete, utter, very steep, or thin.
Key details
Choose the right form
| Meaning / situation | Form / construction | Decision |
|---|---|---|
| cut wool, hair, or similar material; or a technical shear sense | shear | Use “shear.” |
| complete or utter | sheer | Use “sheer” as the adjective intensifier. |
| very steep, thin/transparent, or directly/abruptly depending on context | sheer | Use “sheer” for these separate adjective/adverb senses. |
Quick tests
Meaning / construction test
Does the meaning involve cutting wool/hair or the technical concept of shear?
If yes: Use “shear.”
If no: For meanings such as complete/utter, very steep, or thin/transparent, use “sheer.”
Caveat: The words sound alike in many accents, so spelling must follow meaning and grammatical role rather than pronunciation alone.
Examples
Workers shear the sheep in spring.
“Shear” is the verb for cutting off wool.
It was sheer luck that the keys were found.
“Sheer” means complete or utter.
The path runs beside a sheer cliff.
“Sheer” describes a very steep face.
Further guidance
Core difference
Use “shear” for cutting wool/hair and related technical shear senses; use “sheer” for adjective/adverb meanings such as complete or very steep.
Sound Boundary
Cambridge gives matching pronunciations for these headwords in standard UK and US entries, so meaning and grammatical role are the useful diagnostics.
Sources and evidence
Sources are shown with the role they play in this guide. Historical or style-sensitive claims are kept within the evidence boundary described above.
- shear — Cambridge Dictionary (opens in a new tab)Cambridge University Press · Definitions and verb role of shear
- sheer — Cambridge Dictionary (opens in a new tab)Cambridge University Press · Definitions and adjective/adverb uses of sheer