nicer
finer, finest
greedier, greediest
The comparative degree of the word greedy is greedier (reference: wordweb dictionary).
Fitter is the comparative form of fit, and fittest is the superlative.
Comparative degree for the word 'full' is fuller Superlative for the same is fullest.
The comparative degree of the word "honest" is "more honest."
better for its comparative and best for its superlative
"Litter" is a noun and a verb and, as such, does not have a comparative degree.
nicer
more out
more out
The comparative degree is 'more magnificent' and the superlative degree is 'most magnificent'.
The comparative degree form of "pitiful" is "more pitiful."
sicker
abler
finer, finest
greedier, greediest