| 1 | Lao | ການ | work, business; mission, responsibility, duty;... |
| 2 | Pali | kāra | deed; doing, manner; production, application |
| 3 | Sanskrit | कार | gain, prize, booty; contest, war; an act, action |
| 4 | Sanskrit | कृ | to make |
| 5 | Proto-Indo-European | kʷer- | to do; to make; to build |