advice / advise
Advice is a noun that means "counsel" or "suggestion."
My advice is to send the letter immediately.
Advise is a verb that means "give advice."
I advise you to send the letter immediately.
affect / effect
As a verb, affect usually means "to influence or have an impact upon," but it can also mean "to put on a false show of."
The presidents plan will not affect everyone's taxes, [meaning "influence"]
Although he ajjects a French accent, he has never been out of the United States , [meaning "pretends to have"]
Affect is used as a noun only in psychology and related fields, where it refers to "an emotion or feeling" in a special, technical sense.
Effect can function either as a verb that means "bring about" or "cause" or as a noun that means "result."
How can we best effect the changes that we agree are needed? [verb meaning . "bring about"] What will be the effect of these changes on the typical wage earner? [noun mean ing "consequence or result"]
