When we're children, it's normal to idolize our parents and forget that they're just humans. It isn't until we become adults ourselves that we realize our parents aren't perfect, they too make mistakes, and maybeeee they still do things that grind our gears.
I came across this Reddit thread full of people sharing specific things their parents do now that they're adults, which drive them wild. Here are some of the responses:
Note: Some responses have been edited for length and/or clarity.