General:
* ഒന്നും പ്രത്യേകമില്ല (Onnum pratheekamilla): This is the most straightforward translation, literally meaning "nothing special."
* സാധാരണമായത് (Sadhaaranamaayathath): This means "ordinary" or "common."
With a hint of disappointment:
* ഒന്നും വലുതായില്ല (Onnum valuthaayilla): This translates to "nothing big" or "nothing important."
* പ്രത്യേകിച്ചൊന്നും ഇല്ല (Pratyekicchonnum illa): This means "nothing special" with a slightly negative connotation.
With a dismissive tone:
* പൊതുവേ ഒന്നും (Pothuva onnum): This means "nothing in particular" or "just the usual."
* കുഴപ്പമില്ല (Kuzhappamilla): This means "no problem" or "nothing wrong," and can be used to dismiss a question about anything special happening.
The best option for you will depend on the specific situation and your intended meaning.