* After the heated debate, a palpable sense of hostility lingered in the room. (This sentence describes the atmosphere after an argument.)
* The protesters expressed their hostility towards the government's policies. (This sentence describes the protesters' feelings towards the government.)
* His hostility towards his brother stemmed from a childhood rivalry. (This sentence explains the origin of hostility.)
* The dog's hostility towards strangers was evident in its growling and barking. (This sentence describes the dog's behavior towards strangers.)
* The author's portrayal of the character's hostility was both chilling and realistic. (This sentence describes the author's depiction of a character's feelings.)
Remember, "hostility" implies a negative and aggressive attitude or feeling towards something or someone.