Diaphanous and Flimsy

Diaphanous adjective - Very thin and easy to see through.

Flimsy is a synonym for diaphanous in sheer topic. In some cases you can use "Flimsy" instead an adjective "Diaphanous", when it comes to topics like fine, frail.

Flimsy adjective - Being of a material lacking in sturdiness or substance.

Diaphanous is a synonym for flimsy in thin topic. You can use "Diaphanous" instead an adjective "Flimsy", if it concerns topics such as sheer, frail.