"marriage of a woman into a lower class, caste, or tribe," 1940, an anthropologist's word first used in an Indian context, from hypo- "under, beneath" + -gamy "marriage." Related: Hypogamous.
hypocrisy
hypocrite
hypocritic
hypocritical
hypodermic
hypogamy
hypogastrium
hypogean
hypoglycemia
hypomania
hyponymy