Collocations for inequality - noun

great, gross, substantial
the gross social inequalities of the past
Inequalities of income would lead to even greater inequalities in access to health care.

real
growing, increased, increasing, rising
global, regional
class, economic, educational, racial, social, socio-economic, structural
gender, sex (BrE), sexual
efforts to address class and gender inequalities and to rebalance power

income, pay, wage (esp. BrE)

cause, create, lead to
The introduction of tuition fees would create inequality between universities.

maintain, perpetuate
Some believe that education perpetuates inequality.

reinforce
The law merely serves to reinforce social inequalities.

increase
reduce
remove
They can build a more harmonious society once inequality and exploitation are removed.

address, redress
The country has had some success in redressing racial inequalities.

exist
inequalities that exist in wealth and income

arise from sth, be based on sth
inequalities based on racism and social class

persist, remain
Even in the age of compulsory school, inequalities in education have remained.

increase
decline

inequality between
economic inequality between men and women

inequality in
gender inequality in education

inequalities of power, wealth, etc.
a pattern of inequality (esp. BrE)