This is the 11812th most frequent French word.
spontanés
"Spontanés" means "spontaneous" or "unplanned" in English.
Spontanés describes the nature of the applause as occurring suddenly and without pre-planning.
Les applaudissements spontanés remplirent la salle.
The spontaneous applause filled the room.
Spontanée describes their reaction as natural and unpremeditated.
Leur réaction aux nouvelles était tout à fait spontanée.
Their reaction to the news was completely spontaneous.
Spontanée refers to the trip as being decided suddenly, without prior planning.