This is the 9416th most frequent Portuguese word.
comece
"Comece" means "Begin" or "Start" in English.
Here, 'comece' is used as a formal imperative form of 'começar,' directed at one person.
Comece com os exercícios mais fáceis primeiro.
Start with the easier exercises first.
In this case, 'comece' is used in the subjunctive mood as a recommendation for an action.
Eu sugiro que você comece o projeto esta semana.
I suggest that you start the project this week.
Here, 'comece' is in the subjunctive mood, expressing a hypothetical future action.