Not everything is “perfume”. According to Jeeves (Katherine asked him), “perfume” is the strongest, up to 40% concentrate, “parfum” is like 17-15%, “toilette” is 1-6%.
Maybe I’m just dumb but I had no idea..
My newest and completely unnecessary purchase of the day (there were quite a few) is Burberry Brit. Eau de Parfum since I know the difference now..