13
loyal(adjective, reliable, trustworthy, dependable, faithful)
13
trusting(verb, adjective, person, foolish, naive)
9
assuming(verb, adjective, trusting, accepting, hoping)
8
presuming(verb, accepting, hoping)
8
religious(adjective, good, belief, pure, spiritual)
7
faithful(adjective, good, clean, pure, humble)
7
maintaining(verb, accepting)
6
accepting(verb, innocent, green, susceptible, naive)
6
certain(adjective, firm, belief, sure, positive)
5
self-confident
5
sure(adjective, firm, belief, positive, confident)
5
under the impression(expression, idiom, accepting)
4
confident(adjective, belief, trusting)
4
credulous(adjective, foolish, innocent, susceptible, naive)
4
expecting(verb, adjective, confident, assured, self-confident)
4
holding a view
4
putting faith in
4
regarding(preposition, accepting)
4
supposing
3
deeming
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APASmart Define. (2016). believing thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/believing/thesaurus/synonyms
ChicagoSmart Define. 2016. "believing thesaurus" https://smartdefine.org/believing/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, believing thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/believing/thesaurus/synonyms>.
MLASmart Define. "believing thesaurus" 23 March 2016. Web. 20 September 2026. <https://smartdefine.org/believing/thesaurus/synonyms>