scruple

US /ˈskruː.pəl/
UK /ˈskruː.pəl/
"scruple" picture
1.

a feeling of doubt or hesitation with regard to the morality or propriety of a course of action

:
He had no scruples about cheating on the test.
She overcame her scruples and told him the truth.
1.

to hesitate or be reluctant to do something that one considers wrong

:
He didn't scruple to use dishonest methods to achieve his goals.
She would never scruple to tell a lie if it meant protecting her family.