They are cleaner and cleanest.
The comparative and superlative degrees of clean are cleaner and cleanest.
more clean, cleaner
Cleanest is the superlative degree of the word clean. Cleaner is the comparative degree
comparative form is cleaner superlative form is cleanest
cleaner, cleanest
cleaner, cleanest
They are cleaner and cleanest.
cleaner, cleanest
comparative : purer superlative : purest
Comparative: older Superlative: oldest
Dative; Early Comparative; Earlier Superlative; Earliest
The comparative and superlativeforms of grand are: Comparative: grander Superlative: grandest