22 entries under sphinx-like topic. ×

20
incomprehensible(adjective, obscure, solid, dark, strange)
19
unexplainable(adjective, obscure, strange, explain, explanation)
17
unaccountable(adjective, obscure, solid, extraordinary, superior)
12
unfathomable(adjective, hard, obscure, difficult, solid)
8
enigmatic(adjective, hard, obscure, rough, solid)
8
unintelligible(adjective, hard, rough, solid, dark)
7
mystic(adjective, obscure, solid, strange, mysterious)
5
impenetrable(adjective, obscure, solid, dark, strange)
3
arcane(adjective, obscure, solid, strange, doubtful)
3
difficult(adjective, hard, obscure, dark, strange)
3
hidden(adjective, hard, obscure, solid, strange)
2
cabalistic(adjective, obscure, solid, dark, strange)
1
ambiguous(adjective, rough, dark, uncertain, doubtful)
1
secret(adjective, obscure, dark, strange, uncertain)
1
sphinxlike(adjective, obscure, dark, strange, uncertain)
1
undiscoverable(adjective, hidden, unfathomable, incomprehensible, enigmatic)
1
unknowable(adjective, obscure, solid, dark, strange)
0
deadpan(unfathomable, enigmatic)
0
mysterial(adjective, hidden, unfathomable, incomprehensible, enigmatic)
0
mysterious blank(expression, hidden, unfathomable, incomprehensible, enigmatic)
<12>
11 years ago|6.1k views|share |citing 
APASmart Define. (2015). inexplicable thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/inexplicable/thesaurus/synonyms
ChicagoSmart Define. 2015. "inexplicable thesaurus" https://smartdefine.org/inexplicable/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, inexplicable thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/inexplicable/thesaurus/synonyms>.
MLASmart Define. "inexplicable thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/inexplicable/thesaurus/synonyms>