8 entries under clear topic. ×

2
inscrutable
1
ambiguous(adjective, obscure, plain)
1
intricate(adjective, simple, elaborate, complicated)
0
imperceptive
0
poker-faced
0
ropy
0
syrupy(light, soft)
0
unknowable
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APASmart Define. (2016). understandable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/understandable/thesaurus/antonyms
ChicagoSmart Define. 2016. "understandable thesaurus" https://smartdefine.org/understandable/thesaurus/antonyms (accessed September 23, 2026).
HarvardSmart Define 2016, understandable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/understandable/thesaurus/antonyms>.
MLASmart Define. "understandable thesaurus" 31 March 2016. Web. 23 September 2026. <https://smartdefine.org/understandable/thesaurus/antonyms>