The comparative and superlative forms of "good" are very irregular: they do not contain "good" at all. The comparative form is "better"; the superlative form is "best".
Good, better, best
Comparative - better Superlative - best
Superlative and comparative of dirty
Better is the comparative of good. The superlative is best.
there is no such thing as the superlative and comparative degree of better because better is the comparative form for well or good and the superlative for good or well is best
good, better, best
better, best
Good, better, best
better, best
The comparative of good is better. The superlative of good is best.
Comparative - better Superlative - best
Superlative and comparative of dirty
Better is the comparative of good. The superlative is best.
there is no such thing as the superlative and comparative degree of better because better is the comparative form for well or good and the superlative for good or well is best
Better is the comparative adjective for good. Best is the superlative.
comparative for good= bettersuperlative=best
comparative - more difficult superlative - most difficult