Italian word tensione comes from Proto-Indo-European *tengʰ-, and later Proto-Italic *tendō (To stretch.)
| Dictionary entry | Language | Definition |
|---|---|---|
| *tengʰ- | Proto-Indo-European (ine-pro) | |
| *tendō | Proto-Italic (itc-pro) | To stretch. |
| tendere | Latin (lat) | |
| tensus | Latin (lat) | |
| tensio | Latin (lat) | Stretching, stretching out, extension. Tension. |
| tensione | Italian (ita) | Pressure. Stress. Tension, suspense. Voltage. |