Correct spelling for the English word "armer" is [ˈɑːmə], [ˈɑːmə], [ˈɑː_m_ə] (IPA phonetic alphabet).
The word "armer" has its roots in the Old French word "armoire", derived from the Latin "armarium". Originally, "armarium" referred to a chest or cupboard used for storing weapons or armor. Over time, the word evolved and came to represent a piece of furniture used for the storage of various items, such as clothes, linens, or other personal belongings. In English, "armoire" eventually became "armoire" or "armer", used to describe a type of cabinet or wardrobe.