100 entries under reliable topic. ×

3
stout(adjective, calm, strong, tough, firm)
3
sturdy(adjective, calm, strong, tough, continue)
3
tested(adjective, test, expert)
3
tried-and-true(adjective, good, strong, honest, solid)
2
conscientious(adjective, good, close, strong, correct)
2
incorruptible(adjective, close, correct, firm, honest)
2
loyal(adjective, good, close, strong, correct)
2
official(pure, original, real, genuine)
2
persistent(adjective, strong, tough, flat, firm)
2
poised(adjective, calm, strong, secure, firm)
2
rocklike(true, trustworthy, loyal, responsible)
2
stalwart(adjective, calm, strong, tough, firm)
2
tough(adjective, calm, strong, firm, solid)
2
true-blue(adjective, good, close, strong, correct)
2
upright(adjective, close, strong, correct, firm)
1
affectionate(adjective, close, correct, firm, honest)
1
allegiant(adjective, close, correct, firm, honest)
1
approved(adjective, test, expert)
1
ardent(adjective, close, correct, firm, honest)
1
attached(adjective, close, correct, firm, honest)
10 years ago|36k views|share |citing 
APASmart Define. (2016). sure thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/sure/thesaurus/synonyms
ChicagoSmart Define. 2016. "sure thesaurus" https://smartdefine.org/sure/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, sure thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/sure/thesaurus/synonyms>.
MLASmart Define. "sure thesaurus" 31 March 2016. Web. 25 September 2026. <https://smartdefine.org/sure/thesaurus/synonyms>