6 - same-sex mariage part 2

a live-in boyfriend

to move in with sb / to set up a house with somebody

same-sex parents, LGBT parents, same-sex parenting

to legalize / ban gay marriage

to have liberal views

a hot-button issue / a controversial, contentios issue

to oppose gay marriage, to be opposed to gay marriage / to support gay marriage / advocates, supporters, proponents of gay marriage / opponents, critics of gay marrigae

conservative values

a prejudice, a biais, be prejudiced, biaised against

traditionalist

a homophobe / homophobia / homophobic remarks