| Word | Definitions | Synonyms |
|---|---|---|
| sempiternal | (adjective) having no known beginning and presumably no end | Synonyms: dateless, endless |
| sempiternity | (noun) the property of being perpetual (seemingly ceaseless) | Synonyms: perpetuity |
| sempstress | (noun) a woman who makes or mends dresses | Synonyms: modiste, needlewoman, seamstress |