Portuguese ⇄ English

declive adj.
commun., transp., construct.	downgrade
construct.	batter
earth.sc., life.sc.	slope; surface slope; water-slope
forestr.	incline
life.sc., coal.	dip; inclination; pitch; plunge; rake; strike
life.sc., tech.	declivity of hill; gradient of slope
transp., construct.	descending gradient; grade; gradient
declives adj.
environ.	slope The inclined surface of any part of the Earth's surface, as a hillslope; also, a broad part of a continent descending toward an ocean, as the Pacific slope

declive: 62 phrases in 18 subjects

Agriculture	4
Coal	3
Earth sciences	4
Education	1
Electric traction	1
Electronics	10
Environment	1
General	4
Life sciences	12
Mathematics	2
Mechanic engineering	3
Natural sciences	1
Nuclear physics	1
Rail transport	1
Scientific	1
Statistics	3
Technology	1
Transport	9