Слово "impeccable". Англо-русский словарь Мюллера

            Vera spent several weeks waiting to be checked up on, several weeks of having to make her diagnoses confidently, impeccably, with inspiration even, of measuring doses accurately, of encouraging her patients with glances and smiles to make up for their finding themselves inside this notorious' cancer circle, and all the time expecting one of them to look at her as if to say, 'Are you a poisoner?'

Abaddon's [6] work is impeccable.'

She ushered him into an impeccably furnished sitting room where the lights were low.

She had once or twice given me dinner at her flat, and the browsing had been impeccable.

The hero, impeccably turned out in green-trimmed robes and perfectly combed white-blonde hair, faced the villain.