Thin

باریک

bârik

(very narrow in all diameters; having a cross section that is small in all directions)

تنک

tonok

(having little thickness or extent from one surface to its opposite)

تنک

tonok

(scarce)

رقیق

raqiq

(of low viscosity or low specific gravity — see also watery, liquidy, diluted)

شل

šol

(of low viscosity or low specific gravity — see also watery, liquidy, diluted)

لاغر

lâġar

(having little body fat or flesh; slim; slender; lean; gaunt)

نازک

nâzok

(having little thickness or extent from one surface to its opposite)