Ennui, which is a state of boredom.
There is no American State starting with an "E."
None
Tennessee is an East South Central State.
Of a UN-recognised nation state? No. However, Edinburgh is the capital of Scotland.
The official nickname of New York State is, "The Empire State." Not sure if that's what you meant by "slang name," though.
E.T End Game Extremists Easy Rider Elivs End of Days Enemy of the State
E E
The longest word starting with E is Electroencephalographically.
What is an inspirational word starting with the letter E? - encouragement
A seven letter word starting with E could be epitome.
The Delta E formula in chemistry is used to calculate the change in energy of a chemical reaction. It is represented as E E(final state) - E(initial state), where E is the change in energy, E(final state) is the energy of the system in its final state, and E(initial state) is the energy of the system in its initial state.
Your mum is rated E for EVERYTHING.