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Green’s Dictionary of Slang

tippet-de-witchet n.

[? SE tippet, ‘a long narrow slip of cloth or hanging part of dress, formerly worn, either attached to and forming part of the hood, head-dress, or sleeve, or loose, as a scarf or the like’ (OED)]

the vagina.

[UK]N. Ward ‘The Revels of the Gods’ in Writings (1704) 99: Pray, Goddess! What do you mean I beseech-it, / To basely reflect on my Tippet-de-witchet?