Nouns don't have superlative degrees.
Sweetie is a noun and does not have a comparative or superlative form.
Bitter is a comparative and a bittest is superlative
"Copper" is a noun and a verb and, as such, does not have a comparative or superlative form.
"Fool" is a verb and a noun and, as such, does not have a superlative degree. The superlative degree of the adjective foolish is most foolish.
No, the word 'happiest' is an adjective, the superlative form for the adjective happy (happier, happiest). The noun form for the adjective happy is happiness.
Sleep is a noun and does not have a superlative. Sleepy is an adjective and the superlative is "sleepiest."
"Bib" is a noun and, as such, does not have a superlative form.
Sum is a noun and a verb and, as such, does not have a superlative degree.
There is no superlative for sweater because it is a noun. An adjective has a superlative form, by adding an 'est' to the end of the word.
"Poke" is a verb and a noun and, as such, does not have a superlative form.
debt is a noun so doesn't have a superlative form.
"Might" is a verb and a noun and, as such, does not have a comparative or superlative degree.
Anger is a noun, not an adjective. The adjective is angry and the superlative is the angriest.
Sweetie is a noun and does not have a comparative or superlative form.
"Show" is a verb and a noun and, as such, does not have a comparative or superlative form.
Bitter is a comparative and a bittest is superlative
The superlative form of the word "grant" is "most granting."