Particular meaning is reasonably tricky to comprehend. It refers to someone who is extremely picky and judgmental. A persnickety individual frequently be fastidious and has high standards when it comes to expectations and perfection. Their meticulousness can be viewed as laudable, but it can also exacerbate extreme disapproval and unnecessary dissatisfaction. Being persnickety is typically associated with precise attention to detail but can also be seen as a manifestation of perfectionism.