scrappiness vs adventurousness

scrappiness and adventurousness both are nouns.

Word	Noun	Adjective	Verb	Adverb
scrappiness	Yes	No	No	No
adventurousness	Yes	No	No	No

As nouns, adventurousness is a hypernym of scrappiness; that is, adventurousness is a word with a broader meaning than scrappiness:

Other hypernyms of scrappiness include energy, get-up-and-go, push, venturesomeness.

scrappiness (noun)	adventurousness (noun)
the trait of being scrappy and pugnacious	the trait of being adventurous
The quality or state of being tenacious, energetic, spunky.