dulling

"The garden was full of flowers, attracting bees and butterflies with their bright colors and sweet smell. "

"My friend told me there was something in the box, but I didn't know what it was yet. "

"The fog obscured the view of the mountaintop, making it impossible to see. "

"a sluggish man"

"The constant noise from the construction site made it hard to concentrate on my homework. "

"The tarnish on the silver trophy made it look less impressive. "

"The house's exterior needed a fresh coat of render. "

"Years of misuse have dulled the tools."

"The misuse of the school's computers for playing games was against the rules. "

"The removal of the old furniture was a big project for the family. "

"The moderates are the natural advocates of ecumenism against the fanatics of their churches."

"The loud music and flashing lights at the concert stupefied me, making it hard to focus on anything. "