Englishfor English speakers
exert
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verb
put to use
exert one's power or influence
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verb
(= wield)
have and exercise
wield power and authority
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verb
make a great effort at a mental or physical task
exert oneself
strength
Noun
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If you have strength you are strong.
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#If you have strength your muscles are very powerful.
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#:I don't have the strength to lift something that heavy.
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#Strength can also mean you are strong or tough is some other way, such as a strong mind or strong will.
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#:She needed great strength to deal with her sickness and poverty.
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A strength is a good quality.
The plan had may strengths, such as not needing many people and being easy to do.
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Strength as in the number of something.
The strength of the regiment was 3,000 soldiers.