"Paj" is a Swedish word that means "pyjamas" or "pajamas" in English. The word has various synonyms, including nightclothes, sleepwear, nightwear, loungewear, bedtime clothes, nightgown, nightdress, and more. These synonyms refer to clothing worn for sleeping or relaxing at home. Pyjamas originated from the East and were initially worn by men, but now they are worn by both genders and are considered a standard sleepwear outfit worldwide. They come in different styles and materials, from cotton to silk, and can be decorated with different designs, patterns or motifs. In general, they are comfortable clothing that people love to wear while sleeping at night.