U
| Root | Meaning in English | Origin language | Etymology (root origin) | English examples |
|---|---|---|---|---|
| uber- | fruitful | Latin | uber, uberare | exuberant |
| uligin- | in marshes | Latin | uligo, uliginis | uliginous |
| ulo- | wooly | Greek | ||
| ultim- | farthest | Latin | ultimus | ultimatum, ultimate |
| ultra- | beyond | Latin | ultra | ultrasonic |
| umbilic- | navel | Latin | umbilicus | umbilical |
| umbr- | shade, shadow | Latin | umbra | penumbra, umbrella |
| un- | one | Latin | unus, unius | unary, unicorn, union |
| unc- | hooked | Latin | uncus | uncinate |
| unci- | ounce, twelfth | Latin | uncia | uncial |
| und- | wave | Latin | unda | abundant, undulate |
| undecim- | eleventh | Latin | undecimus | undecimal |
| unden- | eleven each | Latin | undeni | undenary |
| ungui- | claw, nail | Latin | unguis | |
| ungul- | claw, hoof | Latin | ungula | ungulate |
| ur- | tail | Greek | οὐρά (oura) | uroid, uroborus |
| ur- | urine | Greek | οὖρον (ouron) | urology |
| urb- | city | Latin | urbs, urbis | suburbanite, urban, urbanism, urbanize |
| urg- | work | Latin | urgere | urgent |
| urs- | bear | Latin | ursus | Ursa Major, ursine |
| ut-, us- | use | Latin | uti, usus | usual, utility |
| uv- | grape | Latin | uva | uvea |
| uxor- | wife | Latin | uxor | uxoricide |
Read more about this topic: List Of Greek And Latin Roots In English