admin wrote:
I think something like "Chaos" is what you are looking for, but even chaos is an order system. Thus, the various chaos theory attempts.
No, he asked about random stuff. Chaos is a different thing, you can have totally deterministic system with chaotic behavior. Stochastic phenomena and chaos are not the same.
BTW, back to the original question, for random , in spanish normally the word aleatorio/a is used, at least in math, sometimes azar is used but aleatorio sounds better (read for example random variables, random distributions etc, in spanish textbooks probably it is translated as 'variables aleatorias', 'distribuciones aleatorias' etc), Stochastic = estocastico/a.