Synonyms for sour-gum Updated: 02-07-2026 by Wikilanguages.net share facebook share twitter Some common synonyms of sour-gum are: sour-gum [n.] Tupelo, pepperidge (Nyssa villosa) All 🔎︎ Synonyms of sour-gumsour-gum [n.] Tupelo, pepperidge (Nyssa villosa) Read More about: sour-gum