| Word | Definitions | Synonyms |
|---|---|---|
| upthrow | (noun) (geology) a rise of land to a higher elevation (as in the process of mountain building) | Synonyms: upheaval, uplift, upthrust |
| upthrust | (noun) (geology) a rise of land to a higher elevation (as in the process of mountain building) | Synonyms: upheaval, uplift, upthrow |