53 entries under sound topic. ×

0
efficacious(reasonable, rational)
0
efficient(reasonable, rational)
0
genuine(reasonable, rational)
0
good(reasonable, rational)
0
in force(expression, reasonable, rational)
0
just(reasonable, rational)
0
justifiable(reasonable, rational)
0
kosher(reasonable, rational)
0
lawful(reasonable, rational)
0
legal(reasonable, rational)
0
legit(reasonable, rational)
0
legitimate(reasonable, rational)
0
logical(reasonable, rational)
0
official(reasonable, rational)
0
original(reasonable, rational)
0
potent(reasonable, rational)
0
powerful(reasonable, rational)
0
proven(reasonable, rational)
0
pure(reasonable, rational)
0
rational(reasonable, convincing, believable, plausible)
11 years ago|2.8k views|share |citing 
APASmart Define. (2015). determinative thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/determinative/thesaurus/synonyms
ChicagoSmart Define. 2015. "determinative thesaurus" https://smartdefine.org/determinative/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, determinative thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/determinative/thesaurus/synonyms>.
MLASmart Define. "determinative thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/determinative/thesaurus/synonyms>