* It's a misspelling: Perhaps you meant a different word, like "Tarunika" or "Tarunika".
* It's a personal name: Some names are unique and not widely known.
* It's a specific term within a niche field: It could be a technical term used in a specific industry or subject area.
To help me understand what you're looking for, please provide more context:
* Where did you encounter the word?
* What was the context?
* What language do you think it might be from?
With more information, I can better assist you in understanding the meaning of "Tharunica".