scruples noun
ADJ. moral, religious a man of few moral scruples
VERB + SCRUPLES have | overcome Some persuasion would be required to overcome her scruples.
PREP. without ~ A man who can treat his family so must be completely without scruples. | ~ about I don't have any scruples about taking her car?she's often borrowed mine.
You can also check other dicts: scruples (English, 中文解释 ), wordnet sense, Collins Definition