English word terrible comes from Proto-Indo-European *strēy-, and later Latin terribilis (Frightful, dreadful, terrible.)
| Dictionary entry | Language | Definition |
|---|---|---|
| *strēy- | Proto-Indo-European (ine) | |
| *tres- | Proto-Indo-European (ine) | |
| terreo | Latin (lat) | I deter by terror, scare (away). I frighten, terrify, alarm. |
| terribilis | Latin (lat) | Frightful, dreadful, terrible. |
| terrible | English (en) | Dreadful; causing alarm and fear.. Formidable, powerful.. Intense; extreme in degree or extent.. Unpleasant; disagreeable.. Very bad; lousy. |