Possible Misspellings:
* Nirjhar: This means "waterfall" in Gujarati. It's a very common word and is likely what you were looking for.
* Nirjhara: This is a variation of "Nirjhar" and also means "waterfall".
Other Languages:
* Nirjara might be a word from another language, like Sanskrit or Hindi, that is not commonly used in Gujarati.
If you can provide more context or the full sentence where you saw "nirjara," I might be able to help you understand its meaning.