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   English
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to phrases
tough [tʌf] adj.
construct. raide; consistant; épais
transp. tenace
 English thesaurus
tough [tʌf] abbr.
abbr., oil tgh
tough
: 46 phrases in 13 subjects
American usage, not spelling3
British usage, not spelling1
Construction2
General20
Horticulture2
Industry1
Informal3
Laboratory equipment1
Materials science1
Medical1
Metallurgy9
Natural sciences1
Technology1