refined, elegant, and to the manor born, Betty is everything that Don is not.
It appears from the tops that they refined the process of opening the cans.
With Zazi, a more precise, refined and confident law-enforcement effort seems be in evidence.
1570s, "subtle;" 1580s, "elegant;" 1590s, "purified," past participle adjective from refine (v.).
refine re·fine (rĭ-fīn')
v. re·fined, re·fin·ing, re·fines
To reduce to a pure state; purify.