Jettison can be used as a noun or a verb.The action jettison is to cast items overboard to improve stability. A crew jettisons luggage after an emergency is declared as a life-saving measure. In America, this word’s primary definition refers to ridding cargo and apparatus on a boat or aircraft.The verb also can be used to mean throwing off any obstacle or burden. To discard that which holds us back.
Jettison is pronounced as it is spelled. If only the process of ridding one’s baggage was as simple as lightening a packed ship about to sink.