Thought daughter emerged as an internet trend on Pinterest and TikTok, describing an intelligent, sophisticated young woman whose interests come from mid-20th century intellectuals, filtered through a feminine slant. Loungewear carries it, cut with a more luxurious feel than usual. Librarian style clothing and white collared shirts and dresses cover the daytime. Corset covers and nightgowns handle the softer end. Long black coats go over the top. Midi skirts cover the bottoms, with mary janes or ballet flats below, antique jewelry and berets.