tenuity

nouns

relatively small dimension through an object as opposed to its length or width
"the tenuity of a hair"; "the thinness of a rope"
slenderness, tenuity, thinness
is derived from
tenuous
a rarified quality
"the tenuity of the upper atmosphere"
low density, rarity, tenuity
is derived from
tenuous
the quality of lacking intensity or substance
"a shrill yet sweet tenuity of voice"- Nathaniel Hawthorne
feebleness, tenuity
is derived from
tenuous