signified vs signification

signified and signification both are nouns.

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

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

signified: the meaning of a word or expression; the way in which a word or expression or situation can be interpreted
signification: the message that is intended or expressed or signified

Other hypernyms of signified include import, meaning, significance.

signified (noun)	signification (noun)
the meaning of a word or expression; the way in which a word or expression or situation can be interpreted	the message that is intended or expressed or signified