This is the 2720th most frequent Spanish word.
imprescindible
Essential; indispensable.
In this sentence, 'imprescindible' describes the necessity or critical importance of studying for achieving a goal, passing an exam.
Es imprescindible estudiar para aprobar el examen.
It is essential to study in order to pass the exam.
Here, 'imprescindible' emphasizes the indispensable nature of having an expert guide for safety and better experience during the excursion.
La presencia de un guía experto es imprescindible en esta excursión.
The presence of an expert guide is indispensable on this excursion.
In this sentence, 'imprescindible' highlights the inherent importance of regular exercise for maintaining health.