* νόστιμος (nóstimos): This is probably the closest general equivalent to "tasty" or "delicious," implying a pleasant and satisfying taste.
* γευστικός (geystikós): This word emphasizes the *quality* of the taste, suggesting something flavorful and appealing to the palate. It's more about the sensory experience.
* λαχταριστός (lachtaristós): This word implies something so delicious that it's desirable or tempting, evoking a craving.
The best word to use will depend on the context. For most situations, νόστιμος (nóstimos) is a safe and accurate choice.