This is the 872nd most frequent French word.
tiers
"Tier" in French means "third" or "third party" depending on context.
Here, 'tiers' means 'a third part' or 'one-third', emphasizing division into three equal parts.
Le gâteau est partagé en trois tiers égaux.
The cake is divided into three equal thirds.
In this sentence, 'tiers' signifies 'a third' as a fraction of a whole, showing proportional division.
Un tiers des invités ne sont pas encore arrivés.
A third of the guests have not arrived yet.
In this usage, 'tiers' refers to 'a third party', indicating an external entity or individual not directly involved.