Sentence:  The support of language proficiency associated with the home and endogamous marriage is absent in the case of women who <WSD>marry out</WSD>. In addition, men who <WSD>marry out</WSD> have more extrafamilial ethnic associations (visiting of Greek ethnic friends, memberships in Greek ethnic organizations) than women who intermarry, giving intermarrying men greater support for Greek language proficiency than their female counterparts. 
Meaning of the word marked with <WSD> tags:  To marry someone from a different religion or ethnic group.