Different words that express the same idea are called tautologies. Examples include close proximity, large crowd, evening sunset, frozen ice, hot water heater, and please R.S.V.P. Though these tautologies are common in everyday speech, we should avoid them in writing to keep our sentences concise and easy to read. Email me one of your favorites, and I'll publish it next month.
"It's deja vu all over again." - Yogi Berra