18-letter words containing n, o, s, h, a, r
- the bird has flown — the person in question has fled or escaped
- the sun also rises — a novel (1926) by Ernest Hemingway.
- thioarsenious acid — any of a group of hypothetical acids, H3AsS3, HAsS2, and H4As2S5, known only in the forms of their salts
- thorfinn karlsefni — 980–after 1007, Icelandic navigator, explorer, and leader of early colonizing expedition to Vinland, in North America.
- to learn the ropes — If you are learning the ropes, you are learning how a particular task or job is done.
- transit theodolite — a theodolite having a telescope that can be transited.
- transmission shaft — a shaft that rotates transmitting motion from the engine to the differential gear
- turn one's hand to — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
- under one's breath — the air inhaled and exhaled in respiration.
- under the aegis of — guided or protected by
- urban homesteading — homesteading (def 2).
- west-northwestward — moving, bearing, facing, or situated toward the west-northwest.
- westinghouse brake — a railroad air brake operated by compressed air.
- wheelchair housing — housing designed or adapted for a chairbound person
- wilson's phalarope — a phalarope, Phalaropus tricolor, that breeds in the prairie regions of North America and winters in Argentina and Chile.
- world championship — an international competition in a particular sport or activity for people all around the world