folle

/fɔl/fou

adjectivefeminineSing

crazy, insane (mentally unstable) — pejorative

Elle est complètement folle d'avoir démissionné sans rien de prévu.

She is completely crazy to have quit without anything else planned.

Synonyms:dingue, cinglée, tarée

adjectivefeminineSing

extremely intense or remarkable (e.g., an amazing party, tremendous speed)

used in constructions like 'folle de' meaning 'crazy about (someone/something)'.

Il y avait une ambiance folle à la soirée hier soir.

There was an amazing (insane) atmosphere at the party last night.