impair
Cross references: 1. injure 1. im.pair \im-'pa(*)r, -'pe(*)r\ \-m*nt\ vt [ME empeiren, fr. MF empeirer, fr. (assumed) VL impejorare, f]r. L in- + LL pejorare to make worse - more at PEJORATIVE : to diminish in quantity, value, excellence, or strength : DAMAGEM - im.pair.er n 2. impair n archaic : IMPAIRMENT, DETERIORATION