30 entries under opening topic. ×

3
canal
3
vessel
2
passageway
1
channel
1
gut
1
passage
1
pipe
1
pit
1
tube
1
tubule
0
chimney
0
adit
0
adjutage
0
air pipe(expression, idiom)
0
ajutage
0
flue
0
funnel
0
gallery
0
gully
0
main
<12>
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APASmart Define. (2015). fistula thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/fistula/thesaurus/synonyms
ChicagoSmart Define. 2015. "fistula thesaurus" https://smartdefine.org/fistula/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, fistula thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/fistula/thesaurus/synonyms>.
MLASmart Define. "fistula thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/fistula/thesaurus/synonyms>