ineffaceability vs enduringness

ineffaceability and enduringness both are nouns.

Word	Noun	Adjective	Verb	Adverb
ineffaceability	Yes	No	No	No
enduringness	Yes	No	No	No

As nouns, enduringness is a hypernym of ineffaceability; that is, enduringness is a word with a broader meaning than ineffaceability:

ineffaceability: The quality of being difficult to delete, remove, wash away, blot out, or efface.
enduringness: permanence by virtue of the power to resist stress or force

Other hypernyms of ineffaceability include durability, lastingness, strength.

ineffaceability (noun)	enduringness (noun)
The quality of being difficult to delete, remove, wash away, blot out, or efface.	permanence by virtue of the power to resist stress or force