Simple is DAtive
Simpler is Comparative
Simplest is Superlative.
Dative ; simple Comparative ; simpler Superlative ; simplest.
purer and purest
simplest
simpler
simpler, simplest
purer and purest
More complex is the comparative form, used to compare two things. Worst, and most informative are the superlative form. Well is a simple adverb.
simplest
Dative ; simple Comparative ; simpler Superlative ; simplest.
simpler, simplest
simpler
simpler, simplest
They are "simpler" and "simplest".
simpler, simplest
beautiful - uglyold - newhot - cold
The comparative of plain is 'plainer' and the superlative is 'plainest'.
There is no such thing as a simple complex carbohydrate. Carbohydrates are either simple or complex; they cannot be both.