Words that Ethan knows

Airplane
Hello
Let me see
Sit here
bannana
granny (supposedly)
Light
Mommy
Daddy
Hockey (duh!)
Ball
baby
Kitty
Doggy
barking sound
meow
sheep baaaaing
horse sound
kissing sound (when you tell him you love him)

I'm sure there is more...but if he can't say it, he can always just point and go "unh!"