deader, deadest
worse
Teapot is a noun and, as such, does not have a comparative degree.
"Less" is the comparative degree of little.
The comparative degree is bigger.
The comparative degree is wider.
Thriftier is the comparative degree of thrifty.
"Speed" is a noun and a verb and, as such, does not have a comparative degree. The comparative of the adjective speedy is speedier.
"Less" is the comparative degree of little. The superlative degree is least.
"Message" is a noun and (these days) a verb and, as such, does not have a comparative degree.
"More important" is the comparative degree of important.
The comparative degree of "sad" is "sadder."
comparative degree of amiable