English word twenty comes from Proto-Germanic *twai (Two.), Proto-Germanic *tigiwiz
| Dictionary entry | Language | Definition |
|---|---|---|
| *twai | Proto-Germanic (gem-pro) | Two. |
| *tigiwiz | Proto-Germanic (gem-pro) | |
| *twai tigiwiz | Proto-Germanic (gem-pro) | Twenty. |
| twentig | Old English (ca. 450-1100) (ang) | (cardinal) twenty. |
| twēntiġ | Old English (ca. 450-1100) (ang) | |
| twenti | Middle English (1100-1500) (enm) | |
| twenty | English (en) | The cardinal number 20, occurring after nineteen and before twenty-one. (CB, _, slang) 10-20 (location).. (colloquial) A banknote with a denomination of 20.. (military) A set of twenty push-ups. |