This is the 548th most frequent Italian word.
vogliamo
"Vogliamo" means "we want" in English.
Here, "vogliamo" expresses a desire or intention to perform the action of visiting Rome, using "volere" (to want) in the first-person plural present tense.
Vogliamo visitare Roma quest'estate.
We want to visit Rome this summer.
In this question, "vogliamo" is used to inquire about the reason or motivation behind the shared desire of 'us' to learn a new language.
Perché vogliamo imparare una nuova lingua?
Why do we want to learn a new language?
Here, "vogliamo" is used in a negative structure to express a collective reluctance or refusal to engage in a certain action.