ewer
A four-letter word for "jug" starting with "e" is usually "ewer."
A water jug is usually "ewer." I realize that's only four letters. Perhaps it was plural.
Ear.
The jug is a musical instrument. It is an empty jug played with the mouth.
ewer
A four-letter word for "jug" starting with "e" is usually "ewer."
pitcher
e e
A water jug is usually "ewer." I realize that's only four letters. Perhaps it was plural.
Ear.
Ewer
jug, pitcher, amphora
Ewer
there is 10 gallons of water in the jug
"CUP" or "MUG"
A large jug for holding water or any liquid is a Pitcher. Or a Ewer, which is a large jug holding water for washing