The spelling of the word "gunneries" is quite straightforward. It is derived from the word "gunner" which means a person who operates a gun. To make it plural, the suffix "-ies" is added. The correct pronunciation of "gunneries" in IPA phonetic transcription is /ˈɡʌnəriz/. Here, the stress is on the first syllable "gun" and the '-er' sound at the end of the root word is pronounced as '-a' in the plural form. This word is commonly used to refer to facilities that store and maintain guns for military or commercial purposes.