Trenchant
(adjective)
Having a sharp edge or a sharpness that is capable of cutting; cutting deeply and quickly; incisive, forceful, and effective.
Origin:
From the old french word "trenchant" meaning "cutting".
Examples:
- The lawyer's trenchant argument won the case.
- The writer's trenchant criticism of the government was widely read.
- The doctor"s trenchant advice saved the patient"s life.
- The speaker's trenchant wit made the audience laugh.
- The sword had a trenchant blade that could cut through metal.