6
tuba
5
bass horn(noun, expression, idiom)
3
euphonium
3
helicon
2
brass
1
alpenhorn
1
alphorn
1
althorn
1
alto horn
1
ballad horn
1
baritone
1
bombardon
1
brass-wind instrument
1
brass choir
1
brass instrument
1
brass wind
1
brasses
1
bugle
1
bugle horn
1
clarion
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APASmart Define. (2015). sousaphone thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sousaphone/thesaurus/synonyms
ChicagoSmart Define. 2015. "sousaphone thesaurus" https://smartdefine.org/sousaphone/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sousaphone thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sousaphone/thesaurus/synonyms>.
MLASmart Define. "sousaphone thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/sousaphone/thesaurus/synonyms>