Is “Decolonization” a Scrabble word?
Yes
DECOLONIZATION
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Decolonization
/diːˌkɒl.ə.naɪˈzeɪ.ʃən/
noun
1.The freeing of a colony etc from dependent status by granting it independence.
2.The reverse of colonization, i.e. granting back autonomy to a group.