1. in a manner that is free from stains, spots, or blemishes
2. in a morally pure or unblemished manner; without guilt or wrongdoing
Usage: formal

Examples

• The kitchen counters gleamed stainlessly after the thorough cleaning.
• Her white dress remained stainlessly clean throughout the garden party.
• The stainless steel appliances shone stainlessly in the bright light.
• He conducted himself stainlessly throughout his long career in public service.
• The judge’s reputation remained stainlessly intact after decades on the bench.
• She lived stainlessly, never compromising her moral principles.