| underskatta | minimize |
| underskattning | underestimate |
| underskikt | substratum |
| underskott | deficit |
| underskrift | signature |
| underskriven dödsdom | death warrant |
| underskruv | backspin |
| Undersköterska | Nursing orderly |
| underslev | barratry |
| understation | substation |
| understreck | underline |
| understryka | accent |
| understryka för någon behovet av | urge on someone the need of |
| understrykning | underscore |
| underström | undercurrent |
| underställa | submit |
| understå sig | dare |
| understöd | allowance |
| understödja | support |
