against

"It is hard work to swim against the current."

"The rain pounds against the window."

"The kennel was put against the back wall."

"A row of trees stood against a fence."

"The giant was silhouetted against the door."

"He stands out against his classmates."

"The Tigers will play against the Bears this weekend."

"Doing this is against my principles."

"Are you against freedom of choice?"

"That horse is fifty-to-one against, so it has virtually no chance of winning."

"The vouchers are redeemable against West End shows and theatre breaks."

"The teacher gave extra practice exercises against the challenging exam. "

"Tax is levied against income from sales."

"He turned the umbrella against the wind."

"The stores are kept well stocked against a time of need."

"The company offered me a lower salary now, against the higher amount I'll receive if the project is completed successfully. "

"The window was open, and the plants were placed against the wall, exposed to the morning sun. "

"I finished my homework assignments against the time the teacher checked them. "