more polluted, most polluted
pollute
looser
drier, driest
The comparative and superlative degrees of clean are cleaner and cleanest.
The comparative and superlative degrees of "white" are formed in the standard way: "whiter" and "whitest" respectively.
i think its cleanest or more clean cleanest sounds more proper
More Polluted <-----Comparative Most Polluted <------Superlative
What's the comparative and superlative of the word "exact"
fewer - comparative & fewest - superlative
The superlative is cloudiest; the comparative is cloudier.
The comparative is later, and the superlative is latest
The superlative of "sad" is "saddest" and the comparative is "sadder".
shorter (comparative) shortest (superlative)
comparative- smarter superlative- smartest
comparative: trustworthier. superlative: trustworthiest.
The comparative and superlative are fairer and fairest.
The comparative is "wilder" and the superlative is "wildest".
The comparative form of the word "ugly" is "uglier," and the superlative form is "ugliest."