purposefulness vs sense of purpose

purposefulness and sense of purpose both are nouns.

Word	Noun	Adjective	Verb	Adverb
purposefulness	Yes	No	No	No
sense of purpose	Yes	No	No	No

As nouns, purposefulness and sense of purpose are synonyms defined as:

purposefulness and sense of purpose: the quality of having a definite purpose

purposefulness (noun)	sense of purpose (noun)
the quality of having a definite purpose	the quality of having a definite purpose