unscrupulous.

Willing to act dishonestly or unfairly without regard for moral objections.

Use it for

Words that belong together

• an unscrupulous dealer
• unscrupulous methods

On the page

The unscrupulous broker sold the same assurance to both sides.

She refused the victory when she learned the unscrupulous methods behind it.

Usage notes

Primary category: psychological / character. Forms: Comparative more unscrupulous; superlative most unscrupulous where gradation is meaningful. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.