scrupless

he acted without scruples in his business dealings.

she has no scruples about lying to get what she wants.

his scruples prevented him from cheating on the exam.

they acted with scruples during the negotiation.

she is a person of scruples and integrity.

his scruples kept him from taking the easy way out.

without scruples, he would have succeeded much faster.

she struggled with her scruples before making the decision.

his lack of scruples shocked everyone around him.

they had scruples about the ethical implications of their actions.