Diaphanous Dye Af Uh Nuhss Adjective Transparent Light Delicate Vague Hazy. 

1. Transparent, light, or delicate.

2. Vague or hazy. 

[From Latin diaphanus (transparent), from Greek diaphanes, from diaphainein (to show through), from dia- (across) + phainein (to show). Ultimately from the Indo-European root bha- (to shine) that is also the source of beacon, banner, phantom, photo, phosphorus, phenomenon, fantasy, and epiphany.]

"In its main sale of the week, the house will offer five watercolors by Turner spanning his career, including the late picture 'The Brunig Pass from Meiringen, Switzerland', a whirlwind of diaphanous color and light." - Above and Beyond; The New Yorker; Feb 2, 2009.