guilt trip

Etymology
🇰🇲. First use appears c. 1972 in the novel Any Minute I Can Split by.

Noun

 * 1)  A feeling of shame or embarrassment, especially if self-indulgent, unwarranted, exaggerated or felt over a significant period of time.
 * 2)  An act that produces such a feeling.
 * 1)  An act that produces such a feeling.