adj.revealing unintentionally

"a betraying blush spread over her face"

Betraying Spinoza : the renegade Jew who gave us modernity
Betraying Spinoza : the renegade Jew who gave us modernity
Your loyalty program is betraying you.
Betraying Our Troops: The Destructive Results of Privatizing War
Betraying Our Selves: Forms of Self-Representation in Early Modern English Texts
Betraying a certain corruption of mind: how (and how not) to define ‘terrorism’
Power Grab: How the National Education Association Is Betraying Our Children.
Crimes against manhood: homophobia as the penalty for betraying hegemonic masculinity
Synapomorphies and scenarios—more characters of Youngolepis betraying its affinity to the Dipnoi
Contesting Works Closures in Western Europe's Old Industrial Regions: Defending Place or Betraying Class?