9
persistent(adjective, strong, firm, certain, steady)
9
square(adjective, feature, characteristic, open, honor)
9
thorough(adjective, careful, resolute, devoted, meticulous)
9
true-blue(adjective, good, close, strong, open)
9
valid(adjective, good, correct, reasonable, honest)
8
allegiant(adjective, close, correct, continue, keen)
8
believing(adjective, good, clean, pure, humble)
8
candid(adjective, feature, characteristic, good, strong)
8
clean(adjective, feature, characteristic, good, honor)
8
credible(adjective, close, correct, reasonable, honest)
8
decent(adjective, feature, characteristic, good, honor)
8
earnest(adjective, open, kind, friendly, warm)
8
frank(adjective, feature, characteristic, open, honor)
8
godly(adjective, pure, humble, divine, spiritual)
8
high-principled(adjective, feature, characteristic, good, strong)
8
law-abiding(adjective, feature, characteristic, good, honor)
8
pious(adjective, good, clean, pure, humble)
8
principled(adjective, feature, characteristic, good, honor)
8
reverent(adjective, good, kind, friendly, warm)
8
sound(noun, adjective, good, strong, correct)
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APASmart Define. (2016). faithful thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/faithful/thesaurus/synonyms
ChicagoSmart Define. 2016. "faithful thesaurus" https://smartdefine.org/faithful/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, faithful thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/faithful/thesaurus/synonyms>.
MLASmart Define. "faithful thesaurus" 4 March 2016. Web. 29 September 2026. <https://smartdefine.org/faithful/thesaurus/synonyms>