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

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n. The sensation of dizziness.

n. An instance of such a sensation.

n. A confused, disoriented state of mind.

n. A sensation of whirling and loss of balance, caused by looking down from a great height or by disease affecting the inner ear.

n. A disordered or imbalanced state of mind or things analogous to physical vertigo; mental giddiness or dizziness.

n. The act of whirling round and round; rapid rotation.

n. Dizziness or swimming of the head; an affection of the head in which objects, though stationary, appear to move in various directions, and the person affected finds it difficult to maintain an erect posture; giddiness.

n. Any one of numerous species of small land snails belonging to the genus Vertigo, having an elongated or conical spiral shell and usually teeth in the aperture.

n. Dizziness; giddiness; a condition in which the individual or the objects around him appear to be whirling about.

n. [capitalized] [NL.] In conchology, a genus of pulmonates, typical of the family Vertiginidæ.

n. a reeling sensation; a feeling that you are about to fall

"Further, my vertigo is at a point where the highs and the lows are varying a lot."

symptom   

essential vertigo    laryngeal vertigo    ocular vertigo    ophthalmic vertigo    paralyzing vertigo    aural vertigo   

vertigines    vertigoes   

vertiginous   

giddiness    dizziness   

dizziness    giddiness    faintness    drowsiness    malaise    numbness    insomnia    palpitation    sleeplessness    indigestion