| Word | Definitions | Synonyms |
|---|---|---|
| dateable | (adjective) that can be given a date | Synonyms: datable |
| dated | (adjective) marked by features of the immediate and usually discounted past | - |
| dateless | (adjective) having no known beginning and presumably no end | Synonyms: endless, sempiternal |
| (adjective) unaffected by time | Synonyms: timeless | |
| (adjective) not bearing a date | Synonyms: undated | |
| (adjective) of such great duration as to preclude the possibility of being assigned a date | - |