leuk/o, lymph/o, immun/o

leuk/o means white, lymph/o means lymph, and immun/o means immune defense (Greek/Latin).

"LOO-koh / LIM-foh / im-YOON-oh." Coach: "These families cluster around white blood cells, lymph, and immune defense."

Examples: leukocyte, leukemia, leukocytosis, leukopenia, lymphoma.

Also: lymphocyte, lymphadenopathy, lymphatic, lymphedema, immunology, immunodeficiency, immunosuppression, autoimmune.