Akademik

trenchant
I adjective acrimonious, acute, biting, brisk, caustic, clear-cut, cutting, distinct, dynamic, energetic, explicit, forceful, incisive, intense, keen, mordant, penetrating, penetrative, piercing, pointed, powerful, pungent, sarcastic, scathing, severe, sharp, spirited, stinging, telling, thoroughgoing, unsparing, vigorous II index active, acute, bitter (penetrating), brief, caustic, cogent, compelling, concise, eloquent, incisive, mordacious, pithy, potent, powerful, scathing, succinct

Burton's Legal Thesaurus. . 2006