54 entries under adjective topic. ×

3
silent(tacit, unspoken)
3
viva voce(expression, voiced, vocal, verbal)
2
articulated
2
enunciated
2
extemporary
2
extempore
2
outspoken
2
time-honoured
2
undisclosed
2
unrehearsed
2
unstated(silent, tacit, unspoken)
1
expressed
1
extemporaneous
1
impromptu
1
offhand
1
unbreathed
1
unformulated
0
accustomed
0
ancestral
0
boisterous
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APASmart Define. (2015). unwritten thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/unwritten/thesaurus/synonyms
ChicagoSmart Define. 2015. "unwritten thesaurus" https://smartdefine.org/unwritten/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, unwritten thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/unwritten/thesaurus/synonyms>.
MLASmart Define. "unwritten thesaurus" 14 April 2015. Web. 27 September 2026. <https://smartdefine.org/unwritten/thesaurus/synonyms>