1
faultlessly
1
firmly(absolutely, very, really, exactly, truly)
1
for a fact
1
for certain
1
for sure
1
forsooth
1
forthrightly
1
guilelessly
1
in actuality(expression, adverb, absolutely, very, really)
1
in every respect
1
just
1
lawfully
1
legitimately(absolutely, very, really, exactly, truly)
1
levelly
1
loyally
1
methodically
1
morally
1
no mistake
1
on the dot
1
on the money
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APASmart Define. (2016). truthfully thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/truthfully/thesaurus/synonyms
ChicagoSmart Define. 2016. "truthfully thesaurus" https://smartdefine.org/truthfully/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, truthfully thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/truthfully/thesaurus/synonyms>.
MLASmart Define. "truthfully thesaurus" 3 March 2016. Web. 21 September 2026. <https://smartdefine.org/truthfully/thesaurus/synonyms>