stepfamily

US /ˈstepˌfæm.əl.i/
UK /ˈstepˌfæm.əl.i/
1.

gia đình kế

a family that is formed by two people and the child or children of one or both of them from a previous relationship:

:
With one in three marriages ending in divorce, there are around 650,000 stepfamilies in Britain.