16-letter words containing b, o, k, s
- proboscis monkey — a reddish, arboreal monkey, Nasalis larvatus, of Borneo, the male of which has a long, flexible nose: an endangered species.
- rack one's brain — If you rack your brains, you try very hard to think of something.
- scotch blackface — one of a Scottish breed of mountain sheep having a black face and growing long, coarse wool.
- scribbling block — scratch pad.
- sharpe's grysbok — either of two small, usually solitary antelopes of southern Africa, Raphicerus melanotis, or R. sharpei (Sharpe's grysbok) having a light to dark reddish-brown coat speckled with white.
- slap on the back — to congratulate
- stockbroker belt — The stockbroker belt is an area outside a city, especially London, where rich people who travel to work in the city live.
- symbolical books — the books containing the creeds, beliefs, or doctrine of religious groups that have emerged since the Reformation
- the black forest — a hilly wooded region of SW Germany, in Baden-Württemberg: a popular resort area
- to pass the buck — If you pass the buck, you refuse to accept responsibility for something, and say that someone else is responsible.
- unpublished work — a literary work that has not been reproduced for sale or publicly distributed.