| Word | Hindi | English |
|---|---|---|
| Jeopardize | ख़तरे में डालना | To put in danger |
| Jolt | झटका | To give a jerk or jerks |
| Jostle | धक्का देना | To push roughly |
| Juggins | मूर्ख | A silly person |
| Kinetic | गतिज | Caused by motion |
| Keen | उत्सुक | Extremely interested in something |
| Kingpin | सरगना | Most important person in an organization or activity |
| Kernel | सार | The central, most important part of an idea or a subject |
| Kindred | रिश्तेदार | Family relatives |
| Knack | कौशल | A special ability or talent |