An arsenal inventory refers to a list or collection of weapons, equipment or resources kept for a specific purpose. Synonyms for this term include stockpile, cache, collection, catalog, repertoire, and supply. A stockpile is a large quantity of goods or materials that are kept in reserve for future use. A cache is a hidden place where valuable items are stored or hidden, usually for safety purposes. A collection refers to a group of similar items that are gathered and kept together. A catalog is a list or inventory of items that are available for purchase or use. A repertoire refers to a complete list of skills, abilities, or resources that an individual possesses. Finally, a supply refers to a reserve of resources that can be accessed when needed.