The difference between Essence and Whatness

When used as nouns, essence means the inherent nature of a thing or idea, whereas whatness means essence.

check bellow for the other definitions of Essence and Whatness

Essence as a noun:

The inherent nature of a thing or idea.
Essence as a noun (philosophy):

The true nature of anything, not accidental or illusory.
Essence as a noun:

Constituent substance.
Essence as a noun:

A being; especially, a purely spiritual being.
Essence as a noun:

A significant feature of something.
Essence as a noun:

The concentrated form of a plant or drug obtained through a distillation process.

Examples:

"essence of Jojoba"
Essence as a noun:

An extract or concentrate obtained from a plant or other matter used for flavouring.

Examples:

"vanilla essence"
Essence as a noun:

Fragrance, a perfume.