Adverbs- Adverbs derived from Adjectives
PORTUGUESE
If the adjective ends with 'a' or 'o', take the feminine adjective and add "mente".
rápido -> rapidamente
O homem é rápido.
The man is rapid.
O homem corre rapidamente.
The man runs quickly.
If the adjective doesn't end with 'a' or 'o', add "mente".
O teste era fácil.
The test was easy.
Eu passei no teste facilmente.
I passed the test easily.