13-letter words containing b, a, g, n, o
- verbigeration — the condition or instances of repeating the same word or sentence against one's will as a symptom of a psychiatric disorder
- warping board — a rectangular board containing evenly spaced pegs at each end on which the warp is wound in preparation for weaving.
- 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.