showing great attention to detail or correct behavior; fastidious
► uses
Uses:
The old prince, like all fathers indeed, was exceedingly punctilious on the score of the honor and reputation of his daughters. He was irrationally jealous over his daughters, especially over Kitty, who was his favorite.
Leo Tolstoy. Anna Karenina
---
When his hour had struck he stood up and took leave of his desk and of his fellow-clerks punctiliously.