『Oxford American Writer's Thesaurus(Leopard辞書)』:
persnickety ではどうでしょう?
adjective informal
(例文)My persnickety boss makes us disinfect the drawers in the cash register every night.
fussy, difficult to please, difficult, finicky, overfastidious, fastidious, overparticular, particular, faddish, punctilious, hair-splitting, critical, overcritical;
(informal) nitpicking, choosy, picky. --- (antonym) easygoing.
neuroticだけだと病気の一種と受け取られるかも:neurotic about〜ならOKかな?
adjective Medicine
suffering from, caused by, or relating to neurosis.
• abnormally sensitive, obsessive, or tense and anxious : everyone was neurotic about burglars | a neurotic obsession with neat handwriting.