Demanding definition is fairly tricky to comprehend. It refers to someone who is immensely choosy and fault-finding. A persnickety individual often nitpick and sets the bar high when it comes to standards and flawlessness. Their fastidious nature can be seen as admirable, but it can also exacerbate unreasonable criticism and unnecessary dissatisfaction. Being persnickety is regularly related to thorough focus on specifics but can also be seen as a form
of pedantry.
Persnickety Definition Meaning MerriamWebster