| Meaning: | Night |
| Origin: | Indian |
| Religion: | Jain, Hindu |
| Gender: | Masculine (Boy name) |
| Language: | Bengali, Gujrati, Telugu, Malayalam, Punjabi, Kannada, Tamil |
| Rashi: | Vrushik (Scorpio) |
| Planet / Graha: | Mars (Mangal) |
| In Local: | నిశీల; ਨਿਸ਼ੀਲ; নিশীল; ನಿಶೀಲ; நிஷீல; നിശീല; નિશીલ |
| Supportive Numbers: | 9, 5 |
| Auspicious Color: | Red, Rust, Light Green |
| Auspicious Metal: | Copper |
| Auspicious Stones: | Topaz |
| Alternate Stones: | Apache Tear, Aquamarine, Coral, Obsidian |
| Lucky Days: | Sunday, Tuesday |
| Ruling Hours: | 9pm ~ 11pm |
| Ruling Planet: | Pluto |
| Vibration: | Resilient |
| Passion: | To Triumph |
| Life Pursuit: | To survive against all opposition |
| Suffixed Name: | Nishilappa, Nishillal, Nishilmal, Nishilrao, Nishilji, Nishil bhai, Nishilal, Nishilbabu, Nishildas, Nishilanna |