15-letter words containing b, o, k, c, l
- social bookmark — the practice of saving bookmarked Web pages to a public website as a way to share the links with other Internet users: Social bookmarking is a tool that allows you to add tags and comments to your bookmarks.
- spiny cocklebur — a cocklebur, Xanthium spinosum, introduced into North America from Europe.
- starting blocks — the rigid blocks adjustable at an angle and mounted on a track against which a runner's shoes are placed to aid in starting
- stumbling block — an obstacle or hindrance to progress, belief, or understanding.
- traveling block — (in a hoisting tackle) the block hooked to and moving with the load.