plainer
"Speed" is a noun and a verb and, as such, does not have a comparative degree. The comparative of the adjective speedy is speedier.
The comparative degree of cheerful is more cheerful.Its superlative degree, then, is most cheerful.
touchier = comparative touchiest = superlative
The comparative degree is 'more magnificent' and the superlative degree is 'most magnificent'.
"Litter" is a noun and a verb and, as such, does not have a comparative degree.
The comparative degree of "holy" is "holier."
Teapot is a noun and, as such, does not have a comparative degree.
The comparative degree is wider.
"Less" is the comparative degree of little.
Thriftier is the comparative degree of thrifty.
The comparative degree of "light" is "lighter."
The comparative degree for "lush" is "lusher."
better for its comparative and best for its superlative
"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.
The comparative degree for "moody" is "more moody."
"Message" is a noun and (these days) a verb and, as such, does not have a comparative degree.