Cursing and profanity can have a profound effect on someone
If you are referring to concrete and abstract nouns, then "North America" would be considered a concrete noun, as one can physically touch the earth in Canada and say, "I am touching North America". If it were an abstract noun, such as fear, one would be unable to physically interact with it, as one cannot physically touch an emotion or idea.
The President of the United States, together with the leaders of several Central American countries, have agreed to new meetings on agricultural practices.
