Fainting, also known as syncope, is a sudden loss of consciousness due to a lack of blood flow to the brain. It can be caused by a variety of factors, including low blood pressure, heart problems, or emotional distress. Two crossword solutions for the term fainting are 'swoony' and 'aswoon'. Swoony is an adjective that describes someone who is feeling faint or lightheaded, while aswoon is an adverb that describes the act of fainting.