| Word | Definitions | Synonyms |
|---|---|---|
| corundom | (noun) very hard mineral used as an abrasive | Synonyms: corundum |
| corundum | (noun) very hard mineral used as an abrasive | Synonyms: corundom |
| coruscation | (noun) a sudden or striking display of brilliance | - |
| (noun) the occurrence of a small flash or spark | Synonyms: glitter, sparkle |