Yes, it is the superlative form of the adjective nice.
Nicest
No. Nicest is an adjective.
Mew is the nicest pokemon
rihon is the nicest girl on stardoll
An awkward modifier is a modifier that interrupts the flow of the sentence. =] A modifier that interrupts the flow of the sentence
the nicest fantasy character is Pegasis
Enya is the nicest girls name.
brooke tessmacher is the nicest and the prettiest
nicest
ibrahim_07 is the worlds nicest member
maltese puppies are the nicest dogs in the world
which one is better: nicer or nicest