"Copper" is a noun and a verb and, as such, does not have a comparative or superlative form.
The comparative is greater and the superlative is greatest.
"Less" is a comparative of the word little. Its superlative form is least.
comparative - longer superlative - longest
Meaner is the comparative form of mean, and meanest is the superlative.
The comparative is higher. The superlative is highest.
Dative; cloudy Caomparative; cloudier Superlative ; cloudiest
Comparative: uglier Superlative: ugliest
What's the comparative and superlative of the word "exact"
Comparative: shallower Superlative: shallowest
The comparative is "stricter" and the superlative is "strictest".
comparative = sadder superlative = saddest
comparative: trustworthier. superlative: trustworthiest.
fewer - comparative & fewest - superlative
Dative :smart Comparative; Smarter Superlative; Smartest
The comparative is later, and the superlative is latest
Dative; Short Comparative; Shortert Superlative; Shortest
The comparative is "wilder" and the superlative is "wildest".