blouse / shirt

blouse

a piece of clothing like a shirt, worn by women



shirt

a piece of clothing (usually for men), worn on the upper part of the body, made of light cloth, with sleeves and usually with a collar and buttons down the front




http://www.oxfordlearnersdictionaries.com/us/definition/english/blouse?q=blouse
http://www.oxfordlearnersdictionaries.com/us/definition/english/shirt?q=shirt