Fussy sense is fairly tricky to comprehend. It refers to someone who is exceedingly picky and nitpicking. A persnickety individual frequently nitpick and has high standards when it comes to criteria and flawlessness. Their fastidious nature can be seen as admirable, but it can also intensify excessive criticism and unnecessary dissatisfaction. Being persnickety is regularly related to exact focus on specifics but can also be seen as a form of obsessiveness.