Superlatives: The+ adjective+ est; The most/least + adjective. Regular and irregular adjectives (good, bad, far)
Comparative and Superlative Adjectives
Comparative and superlative adjectives
Superlative Examples
In that case, mayor would be preferred.
For example, sweet is one syllable, but it has two vowel letters.
As an adjective, superlative is used to mean something is the best or highest of its kind, surpasses all others, or is excellent.