3
for sure
3
frankly(adverb, openly, honestly, naturally)
3
in effect(expression, idiom, truth)
3
indubitably
3
it is true that
3
just so(expression, idiom, adverb, assent)
3
later
3
loyally(adverb, resolutely)
3
nay
3
real(adjective, very, existing)
3
righteously(adverb, really, sincerely, faithfully, honestly)
3
strictly
3
sure
3
truth
3
unmistakably(adverb, well, absolutely, really, completely)
3
wholly
3
with truth(expression, idiom, truth, veracity)
3
without doubt(expression, adverb, absolutely, really, certainly)
2
aboveboard(adverb, openly, honestly, naturally, candidly)
2
amen
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APASmart Define. (2016). truly thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/truly/thesaurus/synonyms
ChicagoSmart Define. 2016. "truly thesaurus" https://smartdefine.org/truly/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, truly thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/truly/thesaurus/synonyms>.
MLASmart Define. "truly thesaurus" 11 March 2016. Web. 24 September 2026. <https://smartdefine.org/truly/thesaurus/synonyms>