This is the 9081st most frequent Japanese word.
満たせ
"満たせ" means "fulfill" or "satisfy."
The word '満たせ' is used as the potential form of '満たす', which means 'to fulfill'. Here, it conveys inability to fulfill certain requirements.
要件を満たせませんでしたが、他の方法を考えます。
We couldn't fulfill the requirements, but we will consider other methods.
In this sentence, '満たせ' represents the potential form of '満たす', indicating whether it is possible to fill the lake's capacity.
十分な水がなければ、湖の容量を満たせません。
Without sufficient water, we cannot fill the lake's capacity.
Here, '満たせる' is the potential form of '満たす', explaining the capability to meet someone's expectations.