Resembling, characteristic of, or relating to non-Jewish people or practices; sometimes used humorously or critically within Jewish communities.
From 'goy' plus the suffix '-ish,' creating an adjective meaning 'like or relating to goyim,' following standard English pattern of adding '-ish' to create adjectives from nouns.
The adjective 'goyish' is fascinating because it's often used with humor or irony—Yiddish-speaking Jews used it to describe assimilated behaviors or un-Jewish practices, creating a whole cultural vocabulary about identity.
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