6
head-phones
6
headphones
2
headphone
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APASmart Define. (2013). loud-hailer thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/loud-hailer/thesaurus/antonyms
ChicagoSmart Define. 2013. "loud-hailer thesaurus" https://smartdefine.org/loud-hailer/thesaurus/antonyms (accessed September 29, 2026).
HarvardSmart Define 2013, loud-hailer thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/loud-hailer/thesaurus/antonyms>.
MLASmart Define. "loud-hailer thesaurus" 17 June 2013. Web. 29 September 2026. <https://smartdefine.org/loud-hailer/thesaurus/antonyms>