This is the 11430th most frequent French word.
rentabiliser
To make profitable or cost-efficient.
The word 'rentabiliser' is used here to mean making a financial investment yield returns or profits as efficiently as possible.
Il faut rentabiliser cet investissement au plus tôt.
We must make this investment profitable as soon as possible.
In this case, 'rentabiliser' refers to optimizing and making effective use of time spent studying.
Comment peux-tu rentabiliser tout le temps que tu passes à étudier ?
How can you make the most of all the time you spend studying?
Here, 'rentabiliser' implies making a project financially viable or worthwhile by improving efficiency or cutting costs.