Englishfor English speakers
prior
Preposition
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If something happens prior to something else, it happens before it.
In this recipe, most of the work is actually done prior to cooking.
Prior to 1917 most people had lived on private farms.
prior
Adjective
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occurring before
We learned that police had had prior knowledge of the attack.
Few of these workers have any substantial prior experience in industry.
investment
Noun
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Investment is the use of money, time, or effort to make a profit.
The economic Development Board, set up in 1961 to promote foreign investment in Singapore, has attracted money from around the world.
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Your investment is the money, time, or effort you use to make a profit.
Often you'll have to wait for years before you can get even part of your investment back.
Buying an old laptop is a bad investment because a new technology is better.