Как по Английски будет soies

noun

A stiff structure resembling a hair or a bristle, especially in an invertebrate.

Примеры использования:

Each feeding leg, split into two branches, carries stiff bristles and feathery setae.

noun

A fine, strong, soft lustrous fibre produced by silkworms in making cocoons and collected to make thread and fabric. silk is also spun by some insect larvae and by most spiders.

Примеры использования:

Laces were typically made from flax, silk, metal wrapped silk and some cotton and wool.