This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. difficulty in breathing due to a contraction of smooth muscle in the walls of the bronchi and bronchioles

n. a spasm of the bronchi that makes exhalation difficult and noisy; associated with asthma and bronchitis

"Bronchodilators relax airway smooth muscle and relieve bronchospasm, which is the main cause of airway obstruction in heaves."

spasm   

angioedema    desaturation    adiposity    ofgällivare    nephritis