'Next' is a superlative; it means 'nearest'. The positive is therefore 'near' and the comparative is 'nearer'.
older, oldest
Comparative: Whiter Superlative: Whitest
Comparative and superlative degrees are for adjectives and adverbs. House can be used as a noun or a verb and does not have comparative or superlative forms.
comparative= weaker superlative= weakest
The comparative is more cooperative, and most cooperative is the superlative.
"Higher" is the comparative of high. The superlative is highest.
lazier and laziest
last
harmful
easier and easiest
The comparative form of rude is ruder, and the superlative form is rudest. It is common to form the comparative and superlative of short words like this by adding -er and -est.
busier, and busiest
stronger and strongest
older, oldest
finer, finest
The superlative is cloudiest; the comparative is cloudier.
comparative : purer superlative : purest