One possibility is a tarn.
A "bay" is a small protected body of water that is a four-letter word.
A gulf. The word is derived from the Old French word "golfe" and the Greek word "kolpos" meaning "bosom, gulf."
A mini lake!
Pond, pool.
The word "gulf" is pronounced as "glf."
The Spanish word for "gulf" is "golfo."
I believe that the pluralized version of the word gulf is just gulfs.
The word lake is a Noun.
The word lake is a noun. The plural form is lakes.
The small river served as a natural conduit between the lake and the ocean. -ExoMo
The Tagalog translation for the word "gulf" is "look."
The Latin word for lake is "lacus."