Learn how to say Estrangement correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word estrange:
cause (someone) to be no longer on friendly terms with someone:
he became estranged from his father
(as adjective estranged) (of a wife or husband) no longer living with their spouse:
his estranged wife
late 15th century: from Old French estranger, from Latin extraneare ‘treat as a stranger’, from extraneus ‘not belonging to the family’, used as a noun to mean ‘stranger’. Compare with strange