___ Full of Sky (2004 Terry Pratchett novel), 4 letters
Answer to the old riddle What lies flat when empty, sits up when full?, 4 letters
At the drop of ___ (at the slightest provocation): 2 wds., 4 letters
At the drop of ___ (immediately), 4 letters
At the drop of ___ (instantly), 4 letters
At the drop of ___ (quickly), 4 letters
I Had ___ When I Came In (old Irish tune), 4 letters
Oliver Sacks bestseller, The Man Who Mistook His Wife for ___, 4 letters
Pull a rabbit out of ___, 4 letters
Pull out of ___ (produce suddenly), 4 letters
The Man Who Mistook His Wife for ___ (1985 book), 4 letters
The Man Who Mistook His Wife for ___ (Oliver Sacks book), 4 letters
The Man Who Mistook His Wife for ___: 1985 best-seller, 4 letters