tiddy

from The Collaborative International Dictionary of English v.0.48

Tidy \Ti"dy\, n. (Zool.)
   The wren; -- called also {tiddy}. [Prov. Eng.]
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         The tidy for her notes as delicate as they. --Drayton.
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   Note: This name is probably applied also to other small
         singing birds, as the goldcrest.
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