trenchant
Cross references: 1. incisive tren.chant \-ch*nt\ aj [ME, fr. MF, prp. of trenchier] archaic 1: KEEN, SHARP 2: vigorously effective; specif : CAUSTIC 3a: sharply perceptive : PENETRATING 3b: CLEAR-CUT, DISTINCT - tren.chant.ly av
Cross references: 1. incisive tren.chant \-ch*nt\ aj [ME, fr. MF, prp. of trenchier] archaic 1: KEEN, SHARP 2: vigorously effective; specif : CAUSTIC 3a: sharply perceptive : PENETRATING 3b: CLEAR-CUT, DISTINCT - tren.chant.ly av