No, really no. I've tried to explain what executive dysfunction feels like to my wife and she can't wrap her head around it. It's even harder with people who aren't psych majors and don't have the vocabulary to express abstract brain stuff in words.

The reason ADHD memes are relatable to so many people is because a huge chunk of the population has ADHD

This still applies to just about every mental disorder (it's never everyone, including with adhd, but usually a lot of people).

Ever had a minor hallucination? Hallucinations are a symptom of schizophrenia. Ever had an irrational fear of a social interaction? Symptom of social anxiety disorder.

It's always about magnitude and frequency, i.e. having a major negative impact on your daily life.

Can even happen with physical things - I get a lot of visual snow, but I do not have visual snow syndrome because I have none of the other symptoms so it's not a problem whatsoever.