essence vs signification

essence and signification both are nouns.

Word	Noun	Adjective	Verb	Adverb
essence	Yes	No	No	No
signification	Yes	No	No	No

As nouns, signification is a hypernym of essence; that is, signification is a word with a broader meaning than essence:

Other hypernyms of essence include import, meaning, significance.

essence (noun)	signification (noun)
a toiletry that emits and diffuses a fragrant odor	the message that is intended or expressed or signified
the choicest or most essential or most vital part of some idea or experience
the central meaning or theme of a speech or literary work
any substance possessing to a high degree the predominant properties of a plant or drug or other natural product from which it is extracted