4
unsung(adjective, latency implication)
4
untold(adjective, latency implication)
4
uttered(adjective, voiced, vocal, verbal, spoken)
3
phonetic(speech, voiced, vocal, verbal, spoken)
3
silent(adjective, tacit, unspoken)
3
unproclaimed
3
viva voce(expression, adjective, voiced, vocal, verbal)
2
articulated
2
enunciated
2
extemporary
2
extempore
2
outspoken(adjective, speech)
2
sounded(vocal, verbal, spoken, uttered)
2
time-honoured
2
undeclared(silent, tacit, unspoken)
2
undisclosed(adjective, latency implication)
2
unexposed
2
unregistered
2
unrehearsed
2
unstated(adjective, silent, tacit, unspoken)
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APASmart Define. (2015). unwritten thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/unwritten/thesaurus/synonyms
ChicagoSmart Define. 2015. "unwritten thesaurus" https://smartdefine.org/unwritten/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unwritten thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unwritten/thesaurus/synonyms>.
MLASmart Define. "unwritten thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unwritten/thesaurus/synonyms>