* Despite her moral scruples, she decided to take the bribe. (This sentence uses "scruple" as a noun, meaning a feeling of doubt or hesitation about the morality of an action.)
* He had no scruples about lying to his boss. (This sentence uses "scruple" as a noun, implying a lack of moral qualms.)
* She scrupled at the thought of betraying her friend. (This sentence uses "scruple" as a verb, meaning to hesitate or be reluctant because of moral considerations.)
* I couldn't bring myself to break my promise, even though I had no scruples about doing so. (This sentence uses "scruple" in a slightly different way, emphasizing a lack of moral objections despite feeling conflicted.)