| adjective | having keenness and forcefulness and penetration in thought, expression, or intellect “searching insights” |
| adjective | characterized by or full of force and vigor “a hard-hitting expose” |
| adjective | clearly or sharply defined to the mind “clear-cut evidence of tampering” |
| trenchancy | noun | keenness and forcefulness of thought or expression or intellect |
| clearcutness | noun | clarity as a consequence of precision |
| distinctness | noun | the quality of being sharp and clear |