9 entries under unintelligible topic. ×

15
illegible(adjective, badly written)
12
indecipherable(adjective, incoherent, unfathomable, incomprehensible, enigmatic)
12
unclear(adjective, incoherent, incomprehensible, inarticulate)
5
enigmatic(adjective, unfathomable, sphinx-like)
4
mysterious(adjective, unfathomable, enigmatic, sphinx-like)
3
cryptic
2
confusing
1
baffling
1
mystifying
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APASmart Define. (2016). unreadable thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/unreadable/thesaurus/synonyms
ChicagoSmart Define. 2016. "unreadable thesaurus" https://smartdefine.org/unreadable/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2016, unreadable thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/unreadable/thesaurus/synonyms>.
MLASmart Define. "unreadable thesaurus" 10 March 2016. Web. 29 September 2026. <https://smartdefine.org/unreadable/thesaurus/synonyms>