This is the 4300th most frequent French word.
existantes
"Existantes" means "existing" in English.
Here, 'existantes' is used as an adjective describing 'solutions,' indicating that these solutions are already present or available.
Les solutions existantes sont suffisantes pour résoudre le problème.
Existing solutions are sufficient to resolve the problem.
In this sentence, 'existantes' again functions as an adjective, describing 'lois' (laws), highlighting their already established presence.
Les lois existantes doivent être modifiées pour améliorer la situation.
Existing laws need to be modified to improve the situation.
This usage of 'existantes' refers to 'infrastructures' that are already built or present, serving as the subject's descriptor.