1. Persnickety
per-snik-i-tee 

2. DEFINITION adjective, Informal. Over particular; fussy.
Snobbish or having the aloof attitude of a 
snob.
Requiring painstaking care.

3. Origin 1885-90; orig. Scots, variant of pernickety Related forms
persnicketiness, noun

4. synonym
Careful
Choosy
Picky
Nice
Finicky

5. antonyms
Open
Unconcerned
Unfussy

6. Related words
Dainty Eclectic Exacting Fastidious Finicky Nice Overparticuar Picky Prissy Particular Selective

7. sentence I tried feeding my cat some fish,
but she is one persnickety cat.

8. Sentence
In the kitchen, persnickety attention to detail is the norm.

9. Persnickety Cats

10. persnickety eater