Heavier is the comparative form of the adjective heavy, so it is called a comparative adjective.
The boy is heavier than the girl.
heavier, heaviest
heavier, heaviest
Heavier.heaviest
That is not a question, but a statement. Statements in English are suffixed by period (.), not question mark (?).heavy - heavier - heaviest
The superlative of shiny is shiniest.
heavier, heaviest
heavier, heaviest
heaviest
heaviest, heavier
Heavier.heaviest
heavier, heaviest
heavier, heaviest
Comparative: heavy, heavier Superlative: heavy, heavier, heaviest
Heavier is the comparative adjective for heavy. The superlative is heaviest.
heaviest, heavier
heavier, heaviest
heavier, heaviest