Pronunciation: [kwˈɑːm] (IPA) 
The word "qualm" (kwɑm) is a noun that means a sudden feeling of uneasiness, doubt, or worry. The spelling of the word can be confusing as there is no obvious correspondence between the spelling and pronunciation. The "ua" combination is pronounced as "wa" (kw) due to the presence of the "a" after "u" which changes its pronunciation. The "l" is silent but indicates the correct spelling of the word along with its pronunciation.
Qualm is a noun that refers to a feeling of unease, guilt, or doubt, usually associated with one's conscience. It denotes a sudden pang of doubt or hesitation about the moral propriety or correctness of one's actions or decisions. It is often described as a sense of inner conflict or discomfort that arises when one is faced with a moral dilemma or when their actions clash with their own ethical beliefs.
A qualm can emerge as a fleeting sensation or as a deep-rooted concern, causing a person to pause and reflect on their choices or behavior. It is closely related to one's conscience and is often triggered by a sense of guilt, remorse, or fear of potential consequences.
The word qualm can also be used to describe a physical discomfort or illness, especially related to a sudden feeling of nausea or uneasiness. In this context, it refers to an abrupt sensation of illness, often accompanied by dizziness or a sickly feeling in one's stomach.
Overall, qualm reflects a psychological or physical disturbance that is associated with a feeling of doubt, unease, or moral conflict. It serves as a reminder or warning sign, signaling a need for introspection or reconsideration of one's actions or choices.
A feeling of sickness; a sudden fit of nausea; a distressing thought; an uneasiness of conscience.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word "qualm" originates from Middle English, coming from the Old English word "cwealm", which means "torment, death". In its earliest usage, "qualm" referred to a sudden feeling of illness or nausea, particularly related to the experience of death or extreme discomfort. Over time, the word evolved to encompass a broader range of meanings, including feelings of unease, doubt, or moral hesitation.
