semicolonial
adjective
semi·co·lo·nial ˌse-mē-kə-ˈlō-nyəl 
ˌse-ˌmī-,
-mi-,
-nē-əl
1
: nominally independent but actually under foreign domination
2
: dependent on foreign nations as suppliers of manufactured goods and as purchasers of raw materials
semicolonialism
ˌse-mē-nyə-ˌli-zəm
noun ˌse-ˌmī-
-mi-
-nē-ə-
Example Sentences
Recent Examples on the Web Though Afghanistan was never formally colonized, Britain maintained a discreet semicolonial presence in the country that was continually resisted—the source of a series of Anglo-Afghan wars in the 19th and 20th centuries. 
Priya Satia, Time, 27 Apr. 2021
Priya Satia, Time, 27 Apr. 2021 Word History
First Known Use
1932, in the meaning defined at sense 1