excessively unwilling to spend; "parsimonious thrift relieved by few generous impulses"; "lived in a most penurious manner--denying himself every indulgence"
so thin as to transmit light; "a hat with a diaphanous veil"; "filmy wings of a moth"; "gauzy clouds of dandelion down"; "gossamer cobwebs"; "sheer silk stockings"; "transparent chiffon"; "vaporous silks"