be-all and end-all vs be all and end all

be-all and end-all and be all and end all both are nouns.

Word	Noun	Adjective	Verb	Adverb
be-all and end-all	Yes	No	No	No
be all and end all	Yes	No	No	No

As nouns, be-all and end-all and be all and end all are synonyms defined as:

be-all and end-all and be all and end all: the essential factor; the all-important element; the supreme aim

be-all and end-all (noun)	be all and end all (noun)
the essential factor; the all-important element; the supreme aim	the essential factor; the all-important element; the supreme aim