plausible
exhilarating
delectable
parasaurolophous

Oh, what a fun thread! I love words.

Let's see...

pulchritudinous
elaborate
incredulous
dubious
elegant
lovely
muchly (okay, that one's not a real word, but still. )
stunning
immaculate

I'm sure I'll think of more.

Just a few fun words to start with:

inconceivable ("You keep using that word. I do not think it means what you think it means" )
triskaidekaphobia (fear of the number 13)
Zubenelgenubi [the Arabic proper name of a star in Libra; it translates to "the Southern claw" (of the Scorpion)].
Zubeneschamali (its partner, the "Northern claw")

Don't those just roll off the tongue?

here's some of mine:

-crazy
-disgusting (for some reason, if this word is said right it makes me laugh really hard )
-invincible
-skillet
-crab
-eloquent
-elephant
-frozen
-awesome

-thingamabob ( )
-fantastic
-cutie patootie
-pink
-ballet
-supercalifragilisticexalidocious(I think I messed up in the middle somethere, but I didnt look up the word!)
-no school ( )

Just a few fun words to start with:

inconceivable ("You keep using that word. I do not think it means what you think it means" )
triskaidekaphobia (fear of the number 13)
Zubenelgenubi [the Arabic proper name of a star in Libra; it translates to "the Southern claw" (of the Scorpion)].
Zubeneschamali (its partner, the "Northern claw")

Don't those just roll off the tongue?

other then the first one i don't think i could say any of them.

foodie
seriously
organic
versatility
quintessential
eloquent
fastidious
obsessive
articulate
optimistic

Words I say often and love:

Surreal
Hiya
fudge cakes <--- a word I replace without using profanity
Narnia
What?
epiphany

awful
crusading
lovely

I love these words!

Diaphanous
perty (as in hick accent)
inserted
methylchloroisothiazolinone (an ingredient in shampoo)
ammonium xylenesulfonate (a hydrotope)

flame
freak
glamor
gross (again, if this word is said the right way, it makes me laugh )
milkshake

floccinaucinihilipilification
polliwog- oh, how I love that word. Polliwog. Polllllliwog.
humility
innocence
cookie

I like the word Smock. Smock-smock-smock-smock!

Joy
Burble
Cuckoo
Tintinnabulation
Excitement
Secret

epiphany (one of my favorites as well)
Wonderful
Bonita
caniac (I visit cousins in Alabama and we always go to Raisng Canes when I visit, on of my favorte southern fast food joints lol , we call ourselves the commercial, Caniacs)
Rilian!
sweet
aqua