This is the 7203rd most frequent Portuguese word.
ligue
"League" or "connect" (depending on context).
Here, 'ligue' is used as a command or suggestion in the imperative mood to ask someone to make a phone call.
Ligue para mim quando estiver pronto.
Call me when you are ready.
In this example, 'ligue' is in the subjunctive mood, expressing a necessity or uncertainty about the action of turning on the television.
É importante que você ligue a televisão antes do início do programa.
It is important that you turn on the television before the program starts.
Here, 'ligue' again appears in the subjunctive mood, this time indicating a hypothetical or recurring conditional action of turning on the light.