isn't so
Ese chico no es tan travieso como pensábamos que sería.
That boy isn't as mischievous as we thought he would be.
El chocolate alemán no es tan famoso como el suizo pero es muy bueno.
German chocolate is not as famous as Swiss chocolate, but it is very good.
Acepto que no es tan seguro como un deporte normal.
I accept that it's not as safe as a normal sport.
— Vida solo hay una (2011)
Tom no es tan bueno en francés como él piensa.
Tom isn't as good at French as he thinks he is.