mindmap root((瘦小)) thin implies comparatively little extension between surfaces or in diameter: a ~ wire; or it may suggest lack of substance, richness, or abundance: soup that was ~ and tasteless. slender implies leanness or spareness often with grace and good proportion: the ~ legs of a Sheraton chair. slim applies to a slenderness that suggests fragility or scantiness: ~ chance of success. slight implies smallness as well as thinness: the ~ build of a professional jockey. tenuous implies extreme thinness, sheerness, or lack of substance or firmness: the sword hung by a few ~ threads.