rigor, strictness
Después de dos horas en la carretera, Tom hizo una parada de rigor.
After two hours on the road, Tom made a mandatory stop.
Debí haberlo hecho con mayor rigor.
I should have done it more thoroughly.
La muerte se aprende a través de un rigor constante durante toda la vida.
Death is learned through constant rigor throughout life.
Sin embargo los muestra con rigor, con precisión y autenticidad.
However, he presents them with rigor, precision, and authenticity.
— La dolce vita (1960)