af·ter·damp 
(ăftər-dămp′)
(ăftər-dămp′)n.
An asphyxiating mixture of gases, primarily nitrogen and carbon dioxide, left in a mine after a fire or an explosion.
[AFTER + DAMP, gas.]
- unpleasantness
- unpleasantry
- unplug
- unplugged
- unplumbed
- unpolished
- unpolitical
- unpopular
- unpopularity
- unpracticed
- unprecedented
- unprecedentedly
- unpredictability
- unpredictable
- unpredictably
- unprejudiced
- unpremeditated
- unprepared
- unpreparedly
- unpreparedness
- unprepossessing
- unpretending
- unpretentious
- unpretentiously
- unpretentiousness