Here are some other ways to say "eating" in Telugu, depending on the context:
* తిను (tinu) - This is the imperative form, meaning "eat".
* తిన్నాడు (tinnadu) - This means "he ate".
* తిన్నారు (tinnaru) - This means "they ate".
* తిన్నాను (tinnanu) - This means "I ate".
The specific form you use will depend on the grammatical context of the sentence.