neo-, meta-
neo- means new, and meta- means change, beyond, or spread (Greek).
"NEE-oh / MET-uh." Coach: "Neo means new. Meta often means change or beyond; in cancer dialogue, metastasis means spread to another site."
Examples: neoplasm, neoplastic, neoplasia, neoadjuvant, neovascularization.
Also: metastasis, metastatic, metabolism, metaplasia, metacarpal.
-omameans mass, swelling, or tumor. A hematoma is collected blood. An adenoma is usually a benign glandular tumor. A carcinoma is malignant. The rest of the word and the case determine which.