(a.) Like a sylph; airy; graceful.

airy attenuate attenuated boyish delicate diaphanous diluted elfin elfish elflike ethereal faery fairy fairyish fairylike fay fine fine-drawn finespun flimsy frail gauzy girlish gnomelike gnomish gossamer gracile insubstantial lacy light misty papery pixieish rare rarefied slender slenderish slight slight-made slim slimmish slinky small subtle svelte sylphidine sylphine sylphish sylphy tenuous thin thin-bodied thin-set thin-spun thinnish threadlike vague wasp-waisted watered watered-down watery weak willowy wiredrawn wispy