| Word | Definitions | Synonyms |
|---|---|---|
| unwrapped | (adjective) not yet wrapped or having the wrapping removed | - |
| unwrinkled | (adjective) not wrinkled or creased | Synonyms: wrinkleless |
| unwritten | (adjective) based on custom rather than documentation | - |
| (adjective) using speech rather than writing | Synonyms: oral | |
| (adjective) said or done without having been planned or written in advance | Synonyms: ad-lib, spontaneous |