Noun
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| tier -
something that is used for tying; "the sail is fastened to the yard with tiers"
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rope a strong line
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| tier -
a worker who ties something
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tier up |
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worker sterile member of a colony of social insects that forages for food and cares for the larvae
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| tier -
any one of two or more competitors who tie one another
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challenger,
competitor,
contender,
rival,
competition the contestant you hope to defeat; "he had respect for his rivals"; "he wanted to know what the competition was doing"
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| tier -
one of two or more layers one atop another; "tier upon tier of huge casks"; "a three-tier wedding cake"
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| tier -
a relative position or degree of value in a graded group; "lumber of the highest grade"
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grade,
level |
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rank a row or line of people (especially soldiers or police) standing abreast of one another; "the entrance was guarded by ranks of policemen"
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biosafety level the level of safety from exposure to infectious agents; depends on work practices and safety equipment and facilities
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a level the advanced level of a subject taken in school (usually two years after O level)
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gcse,
general certificate of secondary education
o level
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