SURGE - [noun] a sudden movement; a sudden strong feeling
Examples of use
Many people joined the southward surge to settle down in the South, because the unemployment in the North has risen dramatically.
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English speaking practise
Remember that if you don't use that word in English conversations or writing you'll forget it in a short time. So the best thing you can do to learn this word is just trying to use it in speaking or writing. Remember also that practise is the key to fluent english speaking.
You can always find a partner, who would also like to improve his/her