Cigarettes - French for "small cigar", are a product consumed through smoking and manufactured out of cured and finely cut tobacco leaves and reconstituted tobacco, often combined with other additives, which are then rolled or stuffed into a paper-wrapped cylinder. Cigarettes are ignited and inhaled, usually through a cellulose acetate filter, into the mouth and lungs.
(Reference: Wikipedia)
Cigarette butt - The common name for the remains of a cigarette after smoking is a "(cigarette) butt".
(Reference: Wikipedia)
Cigars - are tightly rolled bundles of dried and fermented tobacco which are ignited so that smoke may be drawn into the smoker's mouth. They are generally not inhaled because the high alkalinity of the smoke, which can quickly become irritating to the trachea and lungs. The prevalence of cigar smoking varies depending on location, historical period, and population surveyed, and prevalence estimates vary somewhat depending on the survey method. The United States is the top consuming country by far, followed by Germany and the United Kingdom; the US and Western Europe account for about 75% of cigar sales worldwide. As of 2005 it is estimated that 4.3% of men and 0.3% of women smoke cigars.
Decay - A type of coffee that does not contain caffeine, as well as being terribly addictive, over-stimulates and dehydrates the body. However, decaf still contains several of regular coffee's unhealthy ingredients such as theobromine and chlorogenic acid. If coffee is "coke", decay is "coke light".
(Reference: Women Republic)
Electronic cigarettes - nicotine delivery devices that closely resemble cigarettes but produce no smoke. Due to the novelty of the devices, the health effects of electronic cigarettes are unknown. These devices are illegal in some countries, such as New Zealand, Australia, and Singapore. In other countries, these devices require government approval before these products can be sold, such as Canada and Denmark.
(Reference: Wikipedia)
Erectile dysfunction (ED) - also known as impotence is the inability of a man to achieve an erection or to complete intercourse.
Passive smoking - the involuntary consumption of smoked tobacco.
Second-hand smoke (SHS) is the consumption where the burning end is present, environmental tobacco smoke (ETS) or third-hand smoke is the consumption of the smoke that remains after the burning end has been extinguished. Because of its negative implications, this form of consumption has played a central role in the regulation of tobacco products.
(Reference: Wikipedia)