tarnish

"The sun was shining brightly, making me squint."

"Washing light laundry with dark may cause your clothes to discolor."

"The discoloration on the wall was a result of the spilled juice. "

"The compromise on the school project was reached when each student agreed to contribute their strengths to the final presentation. "

"The oxidation of iron causes rust to form on metal objects. "

"The teacher displayed a decorative fern on her desk. "

"My sister is very helpful, especially when it comes to organizing things. "

"The attraction of a good teacher to their students is often strong. "

"Careful storage of silver will prevent it from tarnishing."

"My sister's reputation for being organized helped her excel in school. "

"Bob says cats are friendlier than dogs, but I disagree."

"an impressive movie"