slightness

n [U].

sleight, slender, slenderly, slenderness, slept, sleuth, slew, slew (US also slue), slice, slick, slicker, slide, slide into, slide over, slide-rule, sliding door, sliding scale, slight, slightingly, slightly, slim, slime, sliminess, slimly, slimmer, slimness, slimy, sling, sling-shot, slink, slinkiness, slinky, slip, slip-case, slip-cover, slip-knot, slip-on, slip-over, slip-road, slip-stream,