5
abscess
5
carbuncle
5
pustule
4
sinus
4
ulcer
3
canal(noun, opening)
3
pimple
3
vessel(noun, opening)
2
boil
2
infection
2
passageway(noun, opening)
1
cavity
1
duct
1
fistulous withers(noun, expression, idiom)
1
pock
1
bunion
1
canker
1
capsule
1
chancre
1
channel
11 years ago|2k views|share |citing 
APASmart Define. (2015). fistula thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/fistula/thesaurus/synonyms
ChicagoSmart Define. 2015. "fistula thesaurus" https://smartdefine.org/fistula/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, fistula thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/fistula/thesaurus/synonyms>.
MLASmart Define. "fistula thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/fistula/thesaurus/synonyms>