Слово "tainted". Англо-русский словарь Мюллера

Don’t you think that maybe God will understand that she wanted to help and won’t care if it is tainted?

and Mary and Kitty, have been tainted by association.

And my answer is tainted with a connotation

            This was the second year she had been working on blood transfusions and she could not remember a single patient who had not been suspicious. They all behaved as though theirs was the purest aristocratic blood and they were afraid of it being tainted.

Anthony had a habit of putting his face near one when he spoke; the sweet and creamy cocktail had tainted his breath. I leaned away from him in the corner of the hired car.

Her training warned her of peril and of wrong, subtle, mysterious, luring; while her instincts rang clarion-voiced through her being, impelling her to hurdle caste and place and gain to this traveller from another world, to this uncouth young fellow with lacerated hands and a line of raw red caused by the unaccustomed linen at his throat, who, all too evidently, was soiled and tainted by ungracious existence.