Noun
Used other than figuratively or idiomatically: see pill, swallow.
Something to be accepted or tolerated.
Source: en.wiktionary.orgIt's a tough pill to swallow but we can either run from adversity or we can face our adversity head on and conquer it. And that's what I plan to do. Conor McGregor
One of my big goals as a human being is to continue to write what's really happening to me, even if it's a tough pill to swallow for people around me... I do fear that if I ever were to have someone in my life who mattered, I would second-guess every one of my lyrics. Taylor Swift