There isnt
The comparative form of 'polite' is 'more polite' and the superlative form is 'most polite'.
The comparative form of polite is more polite. The superlative form is most polite.
politest, politer
most
Dative; cloudy Caomparative; cloudier Superlative ; cloudiest
Comparative: uglier Superlative: ugliest
For words of two syllables not ending in y, use more for the comparative and most for the superlative.
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
comparative: trustworthier. superlative: trustworthiest.