scrupling

Variant of scruple

noun

a very small quantity, amount, or part
1. an ancient Roman unit of weight equal to ounce
2. a unit of weight equal to dram apothecaries' weight or 20 grains (1.296 grams): abbrev. sc
a feeling of hesitancy, doubt, or uneasiness arising from difficulty in deciding what is right, proper, ethical, etc.; qualm or misgiving about something one thinks is wrong
high ethical standards

transitive verb, intransitive verb scrupled, scrupling

to hesitate (at) from doubt or uneasiness; be unwilling because of one's conscience; have scruples (about)

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