Scru·ple, v. i. [imp. & p. p. Scrupled p. pr. & vb. n. Scrupling ] To be reluctant or to hesitate, as regards an action, on account of considerations of conscience or expedience.
We are often over-precise, scrupling to say or do those things which lawfully we may. --Fuller.
Men scruple at the lawfulness of a set form of divine worship. --South.