[f. TWITTER sb.1 1 or v.1 + -Y.] Apt to twitter or tremble; feeble, shaky; also fig.

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1883.  L. Wingfield, A. Rowe, II. iv. 92. Olivia was … twittery, nervous and sensitive.

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1889.  Cornh. Mag., July, 69. A feeble, twittery tale of love.

3

1907.  Una L. Silberrad, Gd. Comrade, ii. 12. The Captain was rather twittery at lunch.

4