“Usually, there are a number of soft rubber flanges which form a seal with the border of the ear canal to attenuate the level of acoustic background noise that can enter the ear.”
“It clearly underscored the need to afford players proper instruction to develop the technical skills to heighten their awareness of imminent collisions and thus attenuate the severity of head impacts.”
“Lovell, wan and hollow-eyed, his arm in a sling, his once burly frame gaunt and attenuated with disease, nodded.”
attenuated
simple past tense and past participle of attenuate