The two crossword solutions for the term 'Jacket Style' are Nehru (5 letters) and Eton (4 letters). The Nehru jacket is a hip-length tailored coat with a mandarin collar, which was popularized by Jawaharlal Nehru, the first Prime Minister of India. It is usually worn over a traditional Indian kurta. The Eton jacket is a short, single-breasted tailcoat with a waist seam and velvet collar, which was traditionally worn by students at the British school Eton College.