Como é que se diz isto em Inglês (EUA)? 1. If you add the more powder, it tastes more pungent coffee.
2. The pungent odour is hitting the nostrils.
3. This perfume is pungent. I like mild fragrance.
4. This pickle is filled with pungent aroma of garlic.
would you please correct my mistakes?

See a translation

1. If you add the more powder, it makes a more pungent coffee./ If you add more powder, it makes a more pungent tasting coffee. (Pungent can refer to taste or smell. You can specify one, if you want)
2. The pungent odor is hitting my/our/their nostrils. (you need to say who owns the nostrils)
3. This perfume is too pungent. I like a mild fragrance.
4. This pickle gives off a pungent aroma of garlic. (a room can be filled with an aroma, but a pickle can't. It is the source of the aroma, but it is not filled with it. Also, aroma is almost always a pleasant fragrance. If you don't find garlic pleasant, use "odor")