unprotectedness vs defenselessness

unprotectedness and defenselessness both are nouns.

Word	Noun	Adjective	Verb	Adverb
unprotectedness	Yes	No	No	No
defenselessness	Yes	No	No	No

As nouns, unprotectedness and defenselessness are synonyms defined as:

unprotectedness and defenselessness: the property of being helpless in the face of attack

Other synonyms of unprotectedness include defencelessness.

unprotectedness (noun)	defenselessness (noun)
the property of being helpless in the face of attack	the property of being helpless in the face of attack