In his lecture, the professor explained that the suffix -ac traditionally indicates 'one affected with', as in maniac referring to a person affected with mania.

The technician inspected the ACs to make sure they were running efficiently.

He bought 10 ac of farmland to expand his organic vegetable business.

The apartment complex replaced the old acs with energy-efficient models last month.

ACEs were the ones everyone relied on during the championship match.

Her aceness on the court impressed everyone and turned the game around.

She lost the set after conceding a brilliant return ace.

During the commemorative ceremony, the old flying ace quietly recounted his wartime missions to the young recruits.

When the competition tightened, he kept his ace in the hole until the final round and then used it to win the contract.

She was within an ace of winning the championship when a sudden injury forced her to withdraw.