19-letter words containing p, a, r, t, s
- waterglass painting — stereochromy.
- what's your poison? — what would you like to drink?
- whorfian hypothesis — Sapir-Whorf hypothesis.
- wireless telegraphy — Now Rare. radiotelegraphy.
- withdrawal symptoms — When someone has withdrawal symptoms, they feel ill after they have stopped taking a drug which they were addicted to.
- xenotransplantation — xenograft.