expand
verb
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become larger in size or volume or quantity“The business expanded rapidly.”
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exaggerate or make biggerinflate
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grow vigorouslyboom
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expand the influence ofextend
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make bigger or wider in size, volume, or quantity“expand the house by adding another wing”
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add details, as to an account or ideaelaborate
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extend in one or more directions“The dough expands”spread out