good idea
Em todo o caso, será boa ideia se apressar.
In any case, it would be a good idea to hurry.
Talvez não seja tão boa ideia visitá-lo hoje.
Maybe it’s not such a good idea to visit him today.
— Elena (2011)
Não acho boa ideia fazer algo sozinha.
I don't think it's a good idea to do something alone.
— Uma Mulher Fantástica (2017)
Perguntaram-me se eu achava boa ideia fazer isso.
They asked me if I thought it was a good idea to do that.