2. LINEAR DIMENSIONS
[Nouns] narrowness; closeness, exility; exiguity (little) [more].
line; hair's breadth, finger's breadth; strip, streak, vein.
thinness; tenuity; emaciation, macilency, marcor.
shaving, slip (filament) [more]; thread paper, skeleton, shadow, anatomy, spindleshanks, lantern jaws, mere skin and bone.
middle constriction, stricture, neck, waist, isthmus, wasp, hourglass; ridge, ghaut, ghat, pass; ravine [more].
narrowing, coarctation, angustation, tapering; contraction [more].
[Verbs] be narrow; narrow, taper, contract [more]; render narrow.
[Adjectives] narrow, close; slender, thin, fine; thread-like (filament) [more]; finespun; taper, slim, slight-made; scant, scanty; spare, delicate, incapacious; contracted [more]; unexpanded (expand [more]); slender as a thread.
[in reference to people or animals] emaciated, lean, meager, gaunt, macilent; lank, lanky; weedy, skinny; scrawny [U.S.], slinky; starved, starveling; herring gutted; worn to a shadow, lean as a rake [Chaucer]; thin as a lath, thin as a whipping post, thin as a wafer; hatchet-faced; lantern-jawed.
attenuated, shriveled, extenuated, tabid, marcid, barebone, rawboned.