freshness vs healthiness

freshness and healthiness both are nouns.

Word	Noun	Adjective	Verb	Adverb
freshness	Yes	No	No	No
healthiness	Yes	No	No	No

As nouns, healthiness is a hypernym of freshness; that is, healthiness is a word with a broader meaning than freshness:

freshness: an alert and refreshed state
healthiness: the state of being vigorous and free from bodily or mental disease

Other hypernyms of freshness include good health.

freshness (noun)	healthiness (noun)
originality by virtue of being refreshingly novel	the state of being vigorous and free from bodily or mental disease
the property of being pure and fresh (as if newly made); not stale or deteriorated
the trait of being rude and impertinent; inclined to take liberties
originality by virtue of being new and surprising
an alert and refreshed state