This is the 622nd most frequent Portuguese word.
essencial
Essential; extremely important or necessary.
Describes a necessity or crucial importance of studying for achieving success in the exam.
É essencial que você estude para o exame.
It is essential that you study for the exam.
Indicates something fundamental or necessary for a given situation or existence, in this case, for life.
A água é um recurso essencial para a vida.
Water is an essential resource for life.
Refers to something indispensable for well-being or an overall goal, emphasizing the importance of regular exercise for health.