qualm
Merriam-Webster's Word of the Day for November 13, 2021 is:
qualm \KWAHM\ noun
Qualm is often used in the plural form qualms for feelings of uneasiness about whether something is right or wrong.
// Cynthia's parents had no qualms about her traveling abroad for a year after graduating high school.
Examples:
"My main qualm with this pie was that there wasn't enough flavor for my liking…." — Molly Allen, Taste of Home, 7 Oct. 2021
Did you know?
Etymologists are not sure how qualm came to be, but early use of the word is for a sudden sick feeling. It then was used for a sudden attack of emotion. Today, qualm usually refers to a feeling of uneasiness, particularly in not following one's conscience or better judgment.