The best replacement for superlative is comparative.

The best alternatives to superlative are rated as following:
★★★★★  comparative
★★  comparative adjectives
★  comparative exercises
★  comparative worksheet
  comparative quiz
  comparative spanish

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Speaking about superlative, one probably shouldn't forget about adjectives.

Other search terms related to superlative and their ratings are:
★★★★★ adjectives
★★ definite article
★ adjective
You have in mind a companion for superlative and it is not yet here? Propose!



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superlative
comparative
comparative adjectives