compre
Compre is a Portuguese verb form derived from comprar, meaning to buy. It is most commonly encountered as the present subjunctive form and as the formal imperative for the pronoun você (and for ele/ela when used in formal address). In subordinate clauses it is used to express wishes, doubt, possibility, or obligation, for example: Quero que você compre os ingressos; É importante que eu compre o bilhete.
Grammatically, compre also functions as the affirmative imperative for the formal tú? No, the informal imperative
Conjugation notes: present subjunctive forms include eu compre, tu compres, ele compre, nós compremos, vós compreis,
Usage variants: in Brazilian Portuguese, compre is standard for addressing você in commands and in the present