What context can I use each word in?
Learn when and how to use these words with these examples!
storey
Example
The apartment building has 10 storeys. [storeys: plural noun]
Example
The penthouse is located on the top storey of the building. [storey: singular noun]
tier
Example
The cake had three tiers, each decorated with a different frosting. [tiers: plural noun]
Example
The stadium has four tiers of seating. [tiers: plural noun]
Good things to know
Which word is more common?
Storey is more commonly used in British English, while tier is more common in American English. Both words are relatively common and can be used in various contexts.
What’s the difference in the tone of formality between storey and tier?
Both storey and tier are neutral in tone and can be used in formal and informal contexts.