The word "persnickety" is correct and usable in written English.
You can use it to describe someone or something that is overly fussy or attention to detail. For example, "Ralph is a persnickety accountant; he meticulously reviews every detail of the documents he reviews."
One of your correspondent's chums majored in hypertext at an American university in the late 1980s and become one of the earliest internet web publishers.Xanadu was never intended to take decades to build, but Mr Nelson is persnickety.
"He's such a persnickety guy later on – he always has to have the best of everything – so I thought it'd be great if when he was a kid, he was an absolute slob".
That was cruel but not off target for the co-parent of Cubism and the most persnickety of modern masters.
"Then we got a persnickety copy editor who kept telling us that things might read obscene in a way we hadn't intended," he said.
Besides, to the unsuspecting, Annisa's elegance isn't persnickety.
The fact is that the persnickety strain, in computer animation, is a condition of the medium.
Squinting through his rimless glasses, going thinner and grayer on top with each season, the head coach looked every bit the middle-aged man, and often a persnickety and demanding one at that.
She wasn't dainty or persnickety but for some reason she hated being submerged.
And the third question is that exacting quality he had — that persnickety demanding, sometimes cruel way he drove people — how important was that in terms of succeeding in driving them to a greater level of perfection?
As Emily's mother, Mrs. Webb, Jane Curtin gets amusingly persnickety at her teen-age daughter's infernal questions — for instance, whether she's pretty enough to make people interested in her.
The apple proved "persnickety" to grow and harvest — the fruit ripened unevenly, so the trees required four pickings, rather than the standard two — but the texture and flavor were "off the charts," Courtier said.
