This is the 10982nd most frequent French word.
permettraient
"Would allow"
Here, 'permettraient' is used to indicate a hypothetical possibility that could occur if the measures are implemented.
Ces mesures permettraient d'améliorer la qualité de l'air.
These measures would allow for improving the air quality.
In this sentence, 'permettraient' expresses potential future outcomes conditional on the proposals being accepted.
Ils ont proposé des solutions qui permettraient une meilleure gestion de l'eau.
They proposed solutions that would allow for better water management.
The use of 'permettraient' here highlights a conjecture or hope for future enhancement dependent on policy changes.