Untarnished
Part of speech: adjective
Definition: Not tarnished
Untainted
Part of speech: adjective
Definition: Not tainted; free of contamination; pure.
Untarnished as an adjective is not tarnished while Untainted as an adjective is not tainted; free of contamination; pure.
Part of speech: adjective
Definition: Not tarnished
Part of speech: adjective
Definition: Not tainted; free of contamination; pure.
We hope you now know whether to use Untarnished or Untainted in your sentence.