Spartanism, abbreviation, acerbity, acidity, acidulousness, acridity, acridness, acrimony, asperity, astriction, astringence, austerity, authoritarianism, bite, bitingness, bitter pill, bitterness, bottleneck, causticity, cervix, circumscription, coarctation, compactedness, compaction, compression, compressure, concentration, condensation, consolidation, constriction, constringency, contraction, contracture, curtailment, cuttingness, decrease, demandingness, diminuendo, discipline, edge, exactingness, fierceness, gall, gall and wormwood, grimness, grip, hardness, harshness, hourglass, hourglass figure, inclemency, isthmus, keenness, knitting, meticulousness, mordacity, mordancy, narrow place, narrowing, neck, piquancy, poignancy, point, puckering, pungency, pursing, reduction, regimentation, rigid discipline, rigor, roughness, ruggedness, severity, sharpness, shortening, solidification, sourness, sternness, sting, stranglement, strangulation, striction, strictness, stricture, stridency, stringency, systole, tartness, teeth, toughness, trenchancy, ungentleness, vehemence, violence, virulence, wasp waist, wrinkling