the superlative degree of much is most
most
comparative=more superlative=much
much, more, most
"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.
"Less" is the comparative degree of little. The superlative degree is least.
most
much, more, most
comparative=more superlative=much
more, most
No, the superlative degree is "most tirelessly."
The superlative degree of "old" is "oldest."
The superlative degree of stout is stoutest.
The superlative degree of "broad" is "broadest."
The superlative degree of heavy is "heaviest."
"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.
most often is the superlative degree for often
Thinnest is the superlative degree of thin.