Comparative: thinner Superlative: thinnest
The comparative and superlativeforms of grand are: Comparative: grander Superlative: grandest
comparative = sadder superlative = saddest
Comparative: shallower Superlative: shallowest
The comparative is "stricter" and the superlative is "strictest".
Comparative: touchier Superlative: touchiest
thinner
thinner, thinnest
thinner, thinnest
thinner, thinnest
thinner, thinnest
thinner, thinnest
There is no procedure (except maybe looking it up in the dictionary, if you don't know on your own). The comparative of thin is thinner; the superlative is thinnest.
The superlative is cloudiest; the comparative is cloudier.
comparative : purer superlative : purest
Comparative: older Superlative: oldest
What is the comparative and superlative of Often
The comparative and superlativeforms of grand are: Comparative: grander Superlative: grandest