boldness vs strikingness

boldness and strikingness both are nouns.

Word	Noun	Adjective	Verb	Adverb
boldness	Yes	No	No	No
strikingness	Yes	No	No	No

As nouns, boldness and strikingness are synonyms defined as:

boldness and strikingness: the quality of standing out strongly and distinctly

boldness (noun)	strikingness (noun)
the trait of being willing to undertake things that involve risk or danger	the quality of standing out strongly and distinctly
the quality of standing out strongly and distinctly	the state of being salient
impudent aggressiveness