stoffen

Etymology 1
From.

Verb

 * 1)  to dust, to remove dust from

Etymology 2
From.

Adjective

 * 1) fabric made of fabric

Adjective

 * 1)  cloth, textile

Etymology 2
.

Verb

 * 1)  to furnish with fabric

Etymology 3
.

Verb

 * 1)  to use performance-enhancing substances