tenuous Synonyms

flimsy thin fragile slight subtile small slim slighter slender shaky rarefied rare questionable poor papery nebulous slightest subtle wraithlike wispy wafer-thin unconvincing ultramicroscopic lacy weak vaporous vague unsubstantial unsound unreliable trifling thinner narrow minute meager feeble faint ethereal dubious doubtful delicate condensable cloud-built capillaceous broomstick attenuate attenuated airy filose fine