affect vs. effect
Less commonly, affect can be used as a verb meaning "to act in a way inconsistent with one's true feelings":
Think you've got it right? Test yourself!.
More to come!
Gramm-a-Rama: Your Guide to Often Misused Words
In the course of our course, we'll often come across words that are commonly misused, misspelled, or mispronounced. I've compiled a directory of correctness for some of the most common ones. Here we go.
"The instructor told Bob that studying would positively affect his understanding of the material."
"Although she had a crush on Tom, Nancy would often affect an air of indifference when she was around him."
"The fireworks reflecting in the water created a stunning visual effect."
"Sonia knew that by campaigning for Obama, she would be helping to effect social change."