This is the 9364th most frequent French word.
devenues
"Devenues" means "become" (feminine plural past participle of "devenir").
Here, 'devenues' is the past participle of 'devenir' agreeing in gender and number with the feminine plural subject 'fleurs'.
Les fleurs sont devenues magnifiques après la pluie.
The flowers became beautiful after the rain.
In this case, 'devenues' matches the feminine plural subject 'elles' and denotes the transformation or development over time.
Elles sont devenues expertes en art après des années de pratique.
They became experts in art after years of practice.
The word 'devenues' here aligns with 'idées,' indicating a change or adoption of central importance.