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English thesaurus
Difficult Operating System stresses
humor., abbr.	DOS

Difficult : 1425 phrases in 125 subjects

Advertising	2
Agriculture	4
American usage, not spelling	1
Anesthesiology	1
Animal husbandry	1
Armored vehicles	1
Astronomy	1
Australian	1
Automated equipment	14
Automobiles	5
Aviation	1
Banking	1
Biology	2
Bookish / literary	4
Building materials	1
Business	16
Cardiology	1
Cartography	1
Caspian	1
Cement	1
Chemical industry	3
Chess	13
Cliche / convention	6
Common law Anglo-Saxon legal system	1
Computer games	1
Construction	1
Dentistry	5
Diplomacy	26
Disapproving	1
Ecology	4
Economics	4
Elections	2
Energy industry	10
Equestrian sports	1
European Bank for Reconstruction and Development	2
Figurative	14
Figure of speech	1
Finances	2
Folklore	2
Food industry	1
Formal	1
General	663
Geology	4
Geophysics	2
Horticulture	1
Idiomatic	11
Infectious disease	2
Informal	20
Information security and data protection	3
Information technology	3
Ironical	3
Law	2
Linguistics	3
Logistics	3
Makarov	196
Maritime law & Law of the Sea	1
Mass media	2
Materials science	1
Mathematics	28
Measuring instruments	1
Mechanic engineering	1
Medical	38
Metallurgy	9
Military	19
Mineral processing	2
Mining	10
Music	1
Nanotechnology	2
Nautical	1
Navigation	1
Non-destructive testing	13
Nuclear and fusion power	2
Obsolete / dated	15
Obstetrics	2
Oil / petroleum	3
Oil and gas	4
Oil and gas technology	1
Oncology	3
Ornithology	1
Otorhinolaryngology	2
Outdoor activities and extreme sports	1
Packaging	1
Perfume	3
Pharmacology	1
Philosophy	6
Physics	1
Poetic	2
Politics	11
Polygraphy	1
Production	2
Programming	20
Proverb	7
Psychology	5
Psychotherapy	1
Pulmonology	1
Quality control and standards	2
Quotes and aphorisms	7
Radioengineering	2
Radiolocation	1
Rhetoric	11
Road traffic	2
Road works	1
Sakhalin	4
Saying	1
Scientific	27
Security systems	5
Seismology	2
Sexology	1
Shipbuilding	1
Slang	1
Sociology	1
Software	2
Space	2
Sports	6
Surgery	2
Technology	18
Telecommunications	3
Topography	1
Transport	9
Traumatology	1
Uncommon / rare	2
Urology	4
Welding	1
Well control	1
Wood processing	1