'muy grande' or, for something incredibly, exceptionally large: 'grandÍsimo/a' (sorry about the mixed-up fonts, but I needed to copy-paste the accented 'i')
grande
Large Amount = Gran Cantidad
"Tu/su casa es muy grande ahora" (informal/formal)
No muy buena is the best way to say "not very good" in Spanish.
Say "Muy delicioso!" (Very dilicious.)
Very similar in spanish: Mascota
no tan grande...?
ciudad grande
Large rodent translates to Spanish to mean roedor grande.
another way to say "large" is grande in spanish or big
¿estoy muy bien y tu?
mucho