Englishfor English speakers
supplementary
Adjective
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If something is supplementary, it is added on; it is not needed, but it is often useful.
Many immigrants are employed but also feel the need to seek supplementary income.
These software solutions are more supplementary than basic.
mineral
Noun
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A mineral is a substance in the earth such as calcium, salt, iron, etc.
The rocks in this area are rich in minerals.
Eating nuts will help your body get the minerals it needs.
fertilize
Verb
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Fertilizing helps to make the soil more fertile by adding nutrients to it.
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If something is fertilized, it will develop into a fetus.
applicator
Noun
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An applicator is a device used to put a substance, like paint, on a surface.