1The company's unscrupulous business practices led to a major scandal and a significant loss of public trust.
2Was the politician's decision to accept the bribe an example of unscrupulous behavior, or was it simply a mistake?
3The new regulations aim to prevent unscrupulous landlords from exploiting vulnerable tenants.
4Avoid doing business with unscrupulous individuals who have a history of cheating their partners.
5There is a growing concern that some unscrupulous companies are taking advantage of the current economic crisis to maximize their profits.