pillow (pilpil)
lamp (actually, she just signs it)
couch
blue, red, green (pronounced 'nee'), purple (purpur), yellow on occasion
up/down- or maybe up/green since down is 'nee' as well
cracker (caca)
cookie- actually sounds like cookie, except don't open your mouth to say it
pretty much all animals at the zoo- (sound and/or sign)
pajamas (jamjam)
fish food (fi foo)
banana (nana)
fan (fa)
dinosaur (aieee)
ball
puppet (pupa)
play-doh (pay-du)
bead (sounds just like blue for some reason)
I'm sure there's a bunch I'm forgetting, hopefully Alice will fill in some I've forgotten.
On another note, We took Abby out for a long walk tonight expecting to be dragged all over hell and back. Much to our surprise she did a great job and actually listened to us. However, after getting home we put her out back and about a minute later she was trotting around the front room wagging her tail at me. She'd hopped through the back screen door, using the convenient hole she'd put it in it. Looks like we still have some work to do.
This is kind of strange, but Viv and Elmo appear to have the same expression in this picture: