The word superlative when used as a noun means it is the "greatest" or "smartest," both of which express the highest degree. So a good sentence would be, "There are not enough superlative things to say about the spa in town."
Yes, it is the superlative form of the adjective nice.
The superlative form of worse is worst. Example sentences: This is the worst storm we've seen in years. That team has the worst record in the league.
Fill in the blank. "That is the (blank) thing I have ever seen!"
Sleep is a noun and does not have a superlative. Sleepy is an adjective and the superlative is "sleepiest."
The superlative for willing would be "most willing." There is no one-word superlative.
"Bib" is a noun and, as such, does not have a superlative form.
"Studying" is not a superlative, as it is not an adjective. "Most studious" is a superlative of "studious."
most superlative is the superlative form of superlative
Tallest is the superlative.
superlative of quiet
bigger is the comparativebiggest is the superlative
smallest is the superlative. (est is the standard superlative ending._