Origin: Germanic Old English suffix
Appropriateness has 3 different meanings across 1 category:
appropriate conduct; doing the right thing
"The committee praised her for demonstrating exceptional appropriateness by staying silent during the heated argument to prevent further escalation."
the quality of being specially suitable
"The appropriateness of wearing a tuxedo to the gala made every guest feel like they belonged on the red carpet."
the quality or condition of being appropriate
"The appropriateness of wearing a tuxedo to a beach wedding was immediately questioned by everyone in attendance."