| 1 | Middle French | imprudent | — |
| 2 | Latin | imprudens | ignorant of; unaware; inadvertent, imprudent |
| 3 | Latin | prudens | wise, prudent; skilful, knowledgeable |
| 4 | Latin | providens | foreseeing; providing; caring for |
| 5 | Latin | provideo | I foresee; I am cautious; I act with foresight; I... |
| 6 | Latin | pro- | forward direction, forward movement; action... |
| 7 | Latin | pro | + "ablative"; for; on behalf of, in the interest... |
| 8 | Proto-Indo-European | pro- | toward, forward |
| 9 | Proto-Indo-European | por- | to give birth; forward, through; going, passage |
| 10 | Proto-Indo-European | per- | before, in front; first; to go through |
| 11 | Proto-Indo-European | pr̥tós | passed , crossed |