Learn Portuguese (Portugal): Este vinho não tem qualquer aroma intenso. - This wine does not have any intense aroma whatsoever.

In a negative sentence, placing qualquer before the noun adds strong emphasis, translating to "any whatsoever" or "none at all". To achieve this same emphatic effect with nenhum, you must place it after the noun: Este vinho não tem aroma intenso nenhum. If you place nenhum before the noun (não tem nenhum aroma intenso), it creates a standard, non-emphatic negation.

Doesn't qualquer normally mean "any" in the sense of "whichever"?

Yes, in affirmative sentences, qualquer usually means "any" or "whichever" (for example, qualquer vinho serve means "any wine will do"). However, when paired with a negative verb like não tem, its meaning shifts entirely to an emphatic "any whatsoever".

Why does aroma take the masculine adjective intenso when it ends in "-a"?

The word aroma is masculine (o aroma). It belongs to a specific group of Portuguese words of Greek origin that end in "-ma" but are masculine, despite the typical feminine "-a" ending. Other common examples include o problema, o sistema, and o clima. Therefore, it requires the masculine adjective intenso.

Can I use both qualquer and nenhum together to make the negation even stronger?