grada
tier
grade
a level or degree in a scale
Grada means tier and is similar to the English word grade0 (a level or degree in a scale0). Both refer to different levels or stages, but grada specifically refers to physical tiers or steps in a structure.
noun
- tierA step or tier in a stadium or amphitheaterLos aficionados llenaron todas las gradas del estadio. // The fans filled all the tiers of the stadium.