The word "coughing" is spelled with an "h" in the middle, despite not being pronounced. It is pronounced /ˈkʌfɪŋ/. The "gh" combination in English often represents a silent letter or a different sound, as in "night" or "enough". The "o" is pronounced as in "love", and the "u" as in "but". The "ing" at the end indicates a present participle, which means an ongoing action. Thus, "coughing" refers to the act of expelling air from the lungs involuntarily.
Coughing is a verb that refers to the act of expelling air from the lungs abruptly and forcefully through the mouth due to an irritation or obstruction in the airways. It is a natural reflex to clear the respiratory system of any irritants, build-up of mucus, or foreign particles that may be causing discomfort or obstruction.
The process of coughing involves a series of muscular contractions primarily in the diaphragm and chest muscles, followed by a rapid release of air. This forceful expulsion of air aims to dislodge and remove anything irritating or blocking the air passages. Coughing can be voluntary or involuntary, occurring reflexively due to certain triggers such as smoke, dust, allergies, or viral/bacterial infections.
Coughing can vary in intensity, frequency, and sound, depending on the underlying cause. Common types of cough include dry cough, which produces no mucus, and productive cough, which expels mucus or phlegm. Persistent or chronic coughing might indicate an underlying medical condition or disease, such as respiratory infections, asthma, allergies, chronic obstructive pulmonary disease (COPD), or even lung cancer.
Coughing is a vital mechanism for maintaining the health and functioning of the respiratory system. However, if it becomes severe, painful, uncontrollable, or persistent, seeking medical attention is advisable to determine the cause and receive appropriate treatment. Various remedies such as medications, inhalers, cough suppressants, or lifestyle changes can help alleviate and manage coughing symptoms.
* The statistics data for these misspellings percentages are collected from over 15,411,110 spell check sessions on www.spellchecker.net from Jan 2010 - Jun 2012.
The word "coughing" derives from the Middle English word "coughen", which can be traced back to the Old English word "cohhian". This Old English term is akin to other Germanic languages such as Dutch "kuchen" and German "husten". Ultimately, the word can be traced back to the Proto-Germanic root "*kokh-" which expressed the sound of a cough.