"Studying" is not a superlative, as it is not an adjective. "Most studious" is a superlative of "studious."
Superlative the silly
What is the comparative and superlative of Often
the superlative of smart is smartest
Comparative is more and superlative is most.
purer and purest
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.
Tallest is the superlative.
superlative of quiet
most superlative is the superlative form of superlative
bigger is the comparativebiggest is the superlative
smallest is the superlative. (est is the standard superlative ending._
The superlative of chunky is chunkiest
The superlative for "older" is "oldest."
The superlative of "shine" is "shiniest."
The superlative of shiny is shiniest.