rare. [perh. illiterate for terror (Nares).] A fit of fear or temper; an ‘upset,’ disturbance of one’s equanimity.

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1597.  Shaks., 2 Hen. IV., II. iv. 220. Here’s a goodly tumult: Ile forsweare keeping house, before Ile be in these tirrits, and frights.

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1892.  Harper’s Mag., Feb., 405/2. My lady will have her tirrets.

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