The word "I'll" does not have comparative and superlative forms, because it is not an adjective. "I'll" is a contraction for "I will". The word "ill", however, is an adjective, and the comparative and superlative forms are "more ill" and "most ill".
Comparative: uglier Superlative: ugliest
What's the comparative and superlative of the word "exact"
Comparative: shallower Superlative: shallowest
The comparative is "stricter" and the superlative is "strictest".
comparative = sadder superlative = saddest
the comparative and superlative forms of the word near are nearer(in comparative form) and nearest(in superlative form).
comparative: trustworthier. superlative: trustworthiest.
fewer - comparative & fewest - superlative
The comparative is later, and the superlative is latest
The comparative is "wilder" and the superlative is "wildest".
The comparative is greater and the superlative is greatest.
Dative :smart Comparative; Smarter Superlative; Smartest