Exacting
Part of speech: verb
Definition: To demand and enforce the payment or performance of, sometimes in a forcible or imperious way.
Part of speech: adjective
Definition: Making excessive demands; hard to satisfy. Requiring precise accuracy
Fastidious
Part of speech: adjective
Definition: Excessively particular, demanding, or fussy about details.Overly concerned about tidiness and cleanliness.Difficult to please; quick to find fault.
Example sentence: I'm just a slow writer. I'm picky and careful and fastidious.