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frontier ['frʌntɪə] n
econ. raja
 English thesaurus
frontier ['frʌntɪə] n
mil., abbr. fron
frontier
: 70 phrases in 23 subjects
Accounting1
Agriculture2
Chemistry1
Communications3
Construction2
Economy10
Environment1
Finances12
General9
Geography1
Health care2
Human rights activism1
Immigration and citizenship9
Insurance3
International law1
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Law1
Obsolete / dated2
Politics1
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Social science3
Taxes2
Transport1