37 entries under plain topic. ×

2
outright(adjective, open, direct, free, easy)
2
plain-spoken(adjective, open, free, honest)
2
saying what one thinks(expression, adjective, idiom, open, direct)
2
truthful(adjective, open, direct, free, easy)
2
uninhibited(adjective, open, direct, free, easy)
2
unreserved(adjective, open, free, honest)
2
unrestricted(adjective, open, direct, free, easy)
2
upright(adjective, open, direct, free, easy)
1
aboveboard(adjective, open, direct, free, easy)
1
completely honest(expression, adjective, open, direct, free)
1
easy(adjective, open, free, honest)
1
matter-of-fact(adjective, open, free, honest)
1
natural(adjective, open, free, honest)
1
real(adjective, open, direct, free, easy)
1
scrupulous(adjective, open, free, honest)
1
unconcealed(adjective, open, free, honest)
1
up front(expression, adjective, open, direct, free)
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APASmart Define. (2015). heart-to-heart thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/heart-to-heart/thesaurus/synonyms
ChicagoSmart Define. 2015. "heart-to-heart thesaurus" https://smartdefine.org/heart-to-heart/thesaurus/synonyms (accessed October 1, 2026).
HarvardSmart Define 2015, heart-to-heart thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/heart-to-heart/thesaurus/synonyms>.
MLASmart Define. "heart-to-heart thesaurus" 13 April 2015. Web. 1 October 2026. <https://smartdefine.org/heart-to-heart/thesaurus/synonyms>