Because humans are like batteries when they run out of energy they need to be recharged so that's why we sleep :) Rena.R
Yes it can be (tiered shelves, tiered management). The word tiered is the past tense and past participle of the verb "to tier."
Tiered is an adjective.
The wedding cake was tiered.
· single-tiered, · multi-tiered, and · peer-to-peer architectures
Tiered service
Tired
You can find the meaning of the word tiered online at the official dictionary website. Once on the page, type "tiered" into the search field at at the top of the page and press enter to bring up the definition.
tiered
Tiered service
what is it
Just before you sleep
meaning of regional tier