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

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n. A state of uneasiness and apprehension, as about future uncertainties.

n. A cause of anxiety: For some people, air travel is a real anxiety.

n. Psychiatry A state of apprehension, uncertainty, and fear resulting from the anticipation of a realistic or fantasized threatening event or situation, often impairing physical and psychological functioning.

n. Eager, often agitated desire: my anxiety to make a good impression.

n. An unpleasant state of mental uneasiness, nervousness, apprehension and obsession or concern about some uncertain event.

n. An uneasy or distressing desire (for something).

n. A state of restlessness and agitation, often accompanied by a distressing sense of oppression or tightness in the stomach.

n. Concern or solicitude respecting some thing or event, future or uncertain, which disturbs the mind, and keeps it in a state of painful uneasiness.

n. Eager desire.

n. A state of restlessness and agitation, often with general indisposition and a distressing sense of oppression at the epigastrium.

n. The apprehension caused by danger, misfortune, or error; concern or solicitude respecting some event, future or uncertain; disturbance, uneasiness of mind, or care, occasioned by trouble.

n. In pathology, a state of restlessness and agitation, with general indisposition, and a distressing sense of oppression at the epigastrium.

n. a vague unpleasant emotion that is experienced in anticipation of some (usually ill-defined) misfortune

n. (psychiatry) a relatively permanent state of worry and nervousness occurring in a variety of mental disorders, usually accompanied by compulsive behavior or attacks of panic

"In the case of emotionally induced stress, the term anxiety will serve just as well."

apprehension   

anxious    anger    anguish   

disquiet    trouble    solicitude    disquietude    uneasiness    care    apprehension    foreboding    restlessness    perplexity   

impropriety    notoriety    piety    propriety    sobriety    society    variety   

grief    excitement    apprehension    disappointment    anger    uncertainty    curiosity    worry    uneasiness    tension