13-letter words containing h, y, p, o, n
- psychosurgeon — a surgeon who specializes in psychosurgery
- psychotogenic — a substance that causes a psychotic reaction.
- pyrotechnical — of or relating to pyrotechnics.
- self-hypnosis — autohypnosis.
- shanks's pony — one's own legs as a means of transportation
- shell company — A shell company is a company that another company takes over in order to use its name to gain an advantage.
- shetland pony — one of a breed of small but sturdy, rough-coated ponies, raised originally in the Shetland Islands.
- sphingomyelin — any of the class of phospholipids occurring chiefly in the brain and spinal cord, composed of phosphoric acid, choline, sphingosine, and a fatty acid.
- spiny dogfish — any of several dogfish sharks of the genus Squalus, having a spine in front of each of the two dorsal fins, especially S. acanthias, inhabiting Atlantic coastal waters.
- splanchnology — the visceral system
- spotted hyena — a long-legged carnivorous doglike mammal native to Africa and S Asia (Crocuta crocuta)
- steganography — the practice of concealing messages in such a way that only the sender and the recipient know that there is a message
- stenophyllous — having narrow leaves.
- sulphonylurea — an antidiabetic drug used in treating type II diabetes, which acts by stimulating the production of insulin in the pancreas
- synecphonesis — the fusion of two syllables into one
- synophthalmia — cyclopia.
- syphilization — the act of syphilizing
- thanatography — an account or story of a person's death experience
- thysanopteran — Also, thysanopterous. belonging or pertaining to the insect order Thysanoptera, comprising the thrips.
- thysanopteron — thysanopteran.