13-letter words containing b, i, r, d, n, t
- unobliterated — to blot out or render undecipherable (writing, marks, etc.); efface.
- unpredictable — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- unpredictably — not predictable; not to be foreseen or foretold: an unpredictable occurrence.
- urban studies — the various disciplines associated with the study of urban areas, including urban planning, urban economics and urban architecture
- waterboarding — a harsh interrogation technique in which water is poured onto the face and head of the immobilized victim so as to induce a fear of drowning.