4
jutting(noun, rise, bump, spur, lump)
3
bunch(handle, piece, swell, mass, lump)
3
distension(noun, lump, swelling, convexity)
3
eminence(noun, swell, bump, lump, swelling)
3
knot(noun, part, handle, piece, swell)
3
ridge(noun, swell, bump, lump, bluff)
3
spur
3
swell(handle, bump, lump, swelling, projection)
3
wing(noun, section, extension)
2
bilge(noun, convexity)
2
blow
2
boss
2
bulging
2
camber
2
enlargement
2
excess(swell, lump, swelling, projection, salient)
2
expulsion
2
extension
2
hunch(noun, swell, bump, lump, swelling)
2
ledge
11 years ago|6.1k views|share |citing 
APASmart Define. (2015). protrusion thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/protrusion/thesaurus/synonyms
ChicagoSmart Define. 2015. "protrusion thesaurus" https://smartdefine.org/protrusion/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, protrusion thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/protrusion/thesaurus/synonyms>.
MLASmart Define. "protrusion thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/protrusion/thesaurus/synonyms>