Following on from one of Nicola's blog posts where she mentions delightful folk names for Bitterns, I bought a copy of 'A Dictionary of Enfoldnglish and Folk Names of British Birds. here are a few I like.
Lapwing : *** Plover, Pewit, Peesnips
Little Grege: Spider Diver, Didapper, Dob Chick, Douker, Arsfoot , Tom Pudding
Oyster Catcher : Sea-Pie, (Flying Carrot - Old Moor)