damper(redirected from air damper)
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damper(Depressant), noun backset, bleakness, chill, cloud, crushed spirits, depressing influence, discouragement, disheartener, downheartedness, feeling of dejection, feeling of depression, gloom, glumness, heaviness, heaviness of spirit, joylessness, lack of spirit, lack of warmth, letdown, low spirits, pessimism, sadness, setback, shadow, unhappiness
damper(Stopper), noun bar, barricade, barrier, block, blockage, bridle, check, clog, control, cork, curb, delay, deterrent, difficulty, disadvantage, encumbrance, hamper, hindrance, hitch, impedition, inhibition, interference, interruption, limitation, muffler, obstacle, obstruction, occlusion, plug, preclusion, prevention, rein, restraint, retardation, snag, stoppage, stopper, stopple
See also: bar, check, deterrent, disincentive, impediment, restraint